科技英语练习及答案
科技英语1
1．第1题单选题 Before you started to ______, make sure the road is clear ahead of you; otherwise it might lead to an accidentA、overworkB、overtakeC、overhearD、oversee标准答案：B2．第2题单选题 Theories have been proposed by astronomers to ______ electrical disturbances in the atmosphere.A、apply forB、allow forC、account forD、appeal for标准答案：C3．第3题单选题_____ he often forgot their wedding anniversary greatly annoyed his wife.A、AllB、WhatC、WhichD、That标准答案：D4．第4题单选题She heard a terrible noise, _____ brought her heart into her mouth.A、itB、thisC、whichD、that标准答案：C5．第5题单选题However much _____, it will be worth the money.A、the dictionary costsB、costs the dictionaryC、the dictionary will costD、does the dictionary cost标准答案：A6．第6题单选题 She devised a plan ______ they might escape from the tightly guarded prisonA、whereasB、whereinC、wherebyD、whereabouts标准答案：C7．第7题单选题The manager decided to give the job to_________he believed had a strong sense of duty.A、whoeverB、wheneverC、whateverD、wherever标准答案：A8．第8题单选题 He was so shy that he was always ______ to shrink up whenever attention was focused on himA、attendingB、intendingC、tendingD、pretending标准答案：C9．第9题单选题You screamed in your sleep last night. You _____ a terrible dream.A、must have hadB、must haveC、should have hadD、should have标准答案：A10．第10题单选题 Another comforting fact is that only 14 per cent of our household income is spent on our mortgages ______ 40 per cent in the late 1980sA、combined withB、dealt withC、compared withD、replaced with标准答案：C11．第11题单选题 Regarding a job interview, though personality is much more important, don’t ______ the importance of having a good appearanceA、overhearB、overcomeC、overtakeD、overlook标准答案：D12．第12题单选题Emphasis is laid on the necessity that all the objectives to be attained _____ into account before starting a new project.A、be takenB、had to be takenC、would be takenD、have to be taken标准答案：A13．第13题单选题Every boy and girl _____ not to swim in the lake, for it is polluted.A、 has been warnedB、 has warnedC、 have been warnedD、 have warned标准答案：A14．第14题单选题To his great surprise, Al's doctor insists _____ for three months.A、that he is restingB、that he will restC、 his restingD、that he rest标准答案：D15．第15题单选题 No plan for the future will be acceptable unless it ______ poverty and unemployment.A、abolishesB、abusesC、compelsD、commits标准答案：A16．第16题单选题 The police are trying to find out the ______ of the woman killed in the traffic accidentA、evidenceB、recognitionC、statusD、identity标准答案：D17．第17题单选题He hasn't come yet. What do you consider_________to him?A、happensB、has happenedC、had happenedD、will happen标准答案：B18．第18题单选题 As a ______ woman, she was then among the few mothers who sent their daughters to school and encouraged them to take part in social activities.A、sensitiveB、sensibleC、sentimentalD、senseless标准答案：B19．第19题单选题But for his sister's help, I _____ the work.A、could not finishB、would not finishC、should not finishD、would not have finished标准答案：D20．第20题单选题 Success in establishing a good night-time routine leads to increased confidence and happiness all round, making all the hard work well ______ the effortA、worthB、worthwhileC、legalD、worthy标准答案：A。
科技英语单元测试题及答案
科技英语单元测试题及答案一、选择题（每题2分，共20分）1. What is the full form of "AI" in the context of technology?A. Artificial IntelligenceB. Artificial ImaginationC. Automated InformationD. Advanced Interface2. Which of the following is not a type of programming language?A. PythonB. JavaC. HTMLD. C++3. What does "API" stand for in the field of computer science?A. Application Programming InterfaceB. Automated Programming InterfaceC. Advanced Programming InterfaceD. Application Performance Indicator4. What is the term used to describe the process ofconverting an algorithm into a sequence of instructions thata computer can execute?A. CompilationB. DecompositionC. EncapsulationD. Transcription5. Which of the following is a common unit of digital storage?A. BitB. ByteC. KilobyteD. All of the above6. What is the primary function of a router in a computer network?A. To store dataB. To send and receive dataC. To encrypt dataD. To display data7. What does "GUI" stand for in the context of computer interfaces?A. Graphical User InterfaceB. General User InterfaceC. Graphical User InteractionD. Global User Interface8. Which of the following is a type of software designed to protect a computer from malicious software?A. AntivirusB. AntispamC. AntispywareD. All of the above9. What is the full form of "URL"?A. Uniform Resource LocatorB. Universal Resource LocatorC. User Resource LocatorD. Unique Resource Locator10. What is the term used to describe the process of extracting specific data from a large set of data?A. Data miningB. Data farmingC. Data sortingD. Data filtering二、填空题（每空1分，共10分）11. The basic unit of computer memory is the _______.12. A _______ is a set of rules that defines how data is structured, stored, and retrieved.13. The process of converting digital signals to analog signals is known as _______.14. The term _______ refers to the unauthorized access to a computer system.15. A _______ is a device that connects two or more networks.三、简答题（每题5分，共20分）16. Explain the concept of cloud computing.17. What are the benefits of using a relational database management system (RDBMS)?18. Describe the role of an operating system in a computer.19. What is the purpose of a firewall in a network security context?四、论述题（每题15分，共30分）20. Discuss the impact of artificial intelligence on the job market.21. Analyze the importance of cybersecurity in the era of digital transformation.五、翻译题（每题5分，共10分）22. 将以下句子从英文翻译成中文："The development of new technology has the potential to revolutionize the way we live and work."23. 将以下句子从中文翻译成英文：“随着互联网的普及，网络安全变得越来越重要。
科技英语阅读试题及答案
科技英语阅读试题及答案一、阅读理解阅读下面的文章，然后回答1-5题。
A New Era in Space ExplorationThe exploration of space has always been a fascinating endeavor for humanity. With the recent advancements in technology, we are now entering a new era of space exploration. Private companies are taking the lead, and the cost of launching satellites and sending payloads into space has significantly decreased. This has opened up opportunities for a wider range of scientific research and commercial applications.1. What is the main theme of the passage?A. The cost of space explorationB. The role of private companies in space explorationC. The history of space explorationD. The new era of space exploration2. According to the passage, what has changed in the field of space exploration?A. The number of countries involvedB. The type of technology usedC. The leadership of government agenciesD. The cost and accessibility3. What does the author suggest about the future of space exploration?A. It will be limited to government projectsB. It will be more expensiveC. It will involve more scientific research and commercial applicationsD. It will be less technologically advanced4. What is the significance of the phrase "taking the lead"in the context of the passage?A. It refers to the government's role in space explorationB. It indicates that private companies are now leading the wayC. It suggests that the cost of space exploration is increasingD. It implies that technology is becoming less important5. What can be inferred from the passage about the impact of the new era of space exploration?A. It will lead to a decrease in scientific researchB. It will result in fewer commercial applicationsC. It will make space exploration more accessibleD. It will limit the opportunities for technological advancements答案：1. D2. D3. C4. B5. C二、词汇理解Read the following sentences and choose the best word to fill in the blanks.6. The development of new materials has _______ theefficiency of many electronic devices.A. enhancedB. reducedC. maintainedD. limited7. Scientists are constantly _______ new methods to study the universe.A. discoveringB. forgettingC. ignoringD. dismissing8. The use of renewable energy sources has _______ the reliance on fossil fuels.A. increasedB. decreasedC. stabilizedD. intensified9. The _______ of artificial intelligence in various fields has revolutionized the way we work and live.A. integrationB. disintegrationC. limitationD. prohibition10. The _______ of the project was delayed due to unexpected technical issues.A. implementationB. terminationC. initiationD. culmination答案：6. A7. A8. B9. A10. A三、完形填空Read the following passage and fill in the blanks with the most suitable word from the options provided.In recent years, the field of robotics has seen a remarkable _______ (11) in its capabilities. This is largely due to the _______ (12) of advanced sensors and artificial intelligence. Robots are now capable of performing complex tasks that were once thought to be the exclusive domain of humans. However, there are concerns about the _______ (13) of job displacementas robots become more proficient.11. A. increaseB. decreaseC. stagnationD. fluctuation12. A. integrationB. exclusionC. obsolescenceD. abandonment13. A. possibilityB. impossibilityC. inevitabilityD. uncertainty答案：11. A12. A13. A四、翻译Translate the following sentences from English to Chinese.14. The breakthrough in nanotechnology has paved the way for the development of new medical treatments.15. The application of blockchain technology is not limitedto financial services; it has the potential to transform various industries.答案：14. 纳米技术的重大突破为新医疗方法的发展铺平了道路。
科技英语作业（含答案）
科技英语作业（含答案）1. It is important you to get there in time.a) that b) ofc) for d) whether2. He was lucky to escape to prison.a) being sent b) sendingc) to be sent d) sent3. He is very busy his paper. He is far too busy____ callers.a) to write/to receive b) writing/to receivec) writing/receiving d) to write/for receiving4. My younger brother couldn’t help when his toy plane fell into the river.a) to cry b) cryingc) cry d) being cried5. They are going to help the trees.a) watering b) waterc) watered d) while watering6. I remember something like that.a) his saying b) him to sayc) he said d) that he had said7. “My girl friend is in a bad mood.”“Why her some flowers?”a) not giving b) don’t givec) you don’t give d) not give8. The music was so that the audience were to death.a) boring/bored b) bored /boringc) bored /bored d) boring/boring9. He had us all through the meal.a) laugh b) laughed c) laughing d) to laugh10. The question tomorrow is whether income tax should be increased.a) to be debated b) to debatec) debated d) that it will be debated答案：1-5 CABBB 6-10 ADACA1. , they went swimming.a) Be a hot day b) It was a hot dayc) Due to a hot day d) The day being hot2. His parents , the orphan is now taken care of by the government.a) have died b) deadc) dying d) having died3. Rather than everything to the last minute, he always prefers to start early.a) to leave b) leavingc) leave d) having left4. They found the lecture hard .a) to understand b) to be understoodc) for understanding d) for being understood5. I suggest , for he has a long time to wait.a) him to sit down b) he sits downc) he sit down d) him sitting down6. Good-bye, Mr. Jones. I am pleased you.a) to meet b) meetc) to have met d) to have been meeting7. W ould you mind quiet for a moment? I’m trying___a form.a) keeping/filling out b) to keep/to fill outc) keeping/to fill out d) to keep/filling out8. I intended yesterday, but I had to attend a meeting.a) to have come b) to be comingc) to come d) that I came9. I was about the office when the telephone rang.a) leaving b) to have leftc) to leave d) to leaving10. economically, one gallon of oil will last at least two months.a) Using b) Usedc) Having used d) To be used答案：1-5 DDCAC 6-10 CCACB1. According to the time table, the train for London at seven o’clock in the evening.A. was leavingB. has leftC. leaves2. You needn’t hurry her. She it by the time you are ready.A. will have finishedB. would finishC. will have been finishingD. will be finishing3. While Peggy , her brother is playing records.A. readsB. is readingC. has readD. has been reading4. We on it for several hours, but we have not yet reached any conclusion.A. workB. are workingC. have been workingD. have been worked5. The children many times not to go near the street.A. have toldB. toldC. have been toldD. were being told6. The new type of computer is going to the month after next.A. turn outB. be turned outC. will be turn outD. will turn out7. After being tested in many ways, this newly-designed machine will in the near future.A. be taken actionB. come to useC. be put into useD. take its place8. The team is good, but not as good as .A. oursB. usC. we9. Bob’s work proved than that of others.A. not much betterB. not more betterC. no more as goodD. not much as good10. I think he is than I.A. elder three yearsB. old three yearsC. three years elderD. three years older答案：1-5.CABCC 6-10.BCAAD1. We are glad to when you needed our help.A. helpB. having helped youC. have helpedD. have helped you2. The teacher their exercises.A. made the students doB. make the students doingC. have made the students doD. makes the students done3. He couldn’t hel p but when his toy car fell into the river.A. cryB. to cryC. cryingD. will cry4. Many things impossible in the past are common today.A. consideredB. to considerC. consideringD. being considered5. The noise of desks could be heard out in the street.A. being opened and closedB. be opened and closedC. opening and closingD. having opened and closed6. Never faith in himself, James Watt went on with his experiment.A. losingB. to loseC. lostD. to be lost7. There are four factories in our institute, over 100 workers.A. with each haveB. each havingC. each hasD. with each has over8. Many people favor more nuclear power plants.A. to buildB. builtC. buildD. building9. to the office was very slow this morning because of the traffic.A. To driveB. DrivingC. Being drivenD. I drove10. I would appreciate it a secret between us.A. you to keepB. that you would keepC. your keepingD. that you are keeping答案：1-5. DAAAA 6-10. ABDBCFor each sentence there are four choices marked A), B), C) andD). Choose the ONE answer that best completes the sentence.1. The government has devoted a larger part of its national ______ to agriculture than most other countries.A. resourcesB. potentialC. budgetD. economy2. In western countries, it is the ___ for men to wear suits on formal occasions.A. ConvictionB. ConventionC. ConfessionD. concession3. The annual income of school teachers in this place was _________ at $ 900.A. budgeB. predictedC. accountD. assessed4. His long illness and _____________ absence put him far behind in his study.A. sequentB. consequentC. frequentD. subsequent5. If you want to learn English, you must first find a ____________ teacher.A. ableB. desirableC. competentD. significant6. Jane was the only one who _______ all the conditions: she was of the required age, height and degree.A. fulfilledB. recoveredC. appreciatedD. rejected7. We ____ his idea for a music club, and decided to have an art club instead.A. turnedB. rejectedC. acceptedD. isolated8. I appreciate ________ herself to the cause of education.A. of her devotingB. her to devoteC. her devotingD. to devote9. It is most ________ that he attends the conference.A. desirousB. desiringC. desiredD. desirable10. The neighbors let their radio blare late in night just to ______ us.A. spitB. despiteC. spiteD. inspire答案：1-5 CBDBC 6-10 ABCDC11. She couldn’t hide her _______ at his foolish mistake.A. amusementB. fascinationC. HostilityD. recognition12. The publisher’s ______ of his manuscript depressed him.A. ejectionB. rejectionC. injectionD. dejection13. It is highly desirable that every effort _____to reduce pollution in Beijing.A. was madeB. be madeC. will be madeD. would be made14. He is an artist, so these economic terms are not familiar _________ him.A. withB. ofC. toD. on15. Happiness does not necessarily ________ wealth.A. go afterB. go withC. go onD. go out16. The police set a ____ to catch the thieves.A. planB. deviceC. trapD. trick17.A love marriage, however, does not necessarily _____much sharing of interests and responsibilities.A. take overB. result inC. hold onD. keep to18. Lightning in a _____of electrical current from a cloud to the ground or from one cloud to another.A. rushB. rainbowC. rackD. ribbon19. When he arrived, he found_______ the aged and the sick at home.A. none butB. none other thanC. nothing butD. no other20. The manager needs an assistant that he can ____ to take care of problems in his absence.A. count onB. count inC. count upD. count out答案：11-15 ABBCB 16-20 CBAAA。
科技英语大试卷及答案
、单选题（共15道试题，共15分。
）V1. When Bob and his friends came, we __ our supper the n.B A. had B. were havi ng C. have D. are havi ng2. ( ) has recently been done to provide more buses for the people, a shortage ofpublic vehicles remai ns a serious problemC A. That 少 B. What C. In spite of what 九 D. Though what3. I chose a small room with the wi ndow the street. C4. The oil spillage in the Gulf was of such ______ that its effects will last for decades.广 广 广 A. magni fice nee B. maintenance C. magn itude D. man ipulati on C5. Joint ven tures may ( ) labor con tracts with the employees accord ing to their n eedsin product ion and man ageme nt operati onsC c c c A. sig nal B. write C. sig n D. draw6. The island ' s population initially numbered 180, but there was a gradual un til only 40people were left. CA.decli nati on 7. It provides a sta ndard format for Web pages to create a link, provide the refresh period fora page to cha nge, _________ audio files, and form pages into differe nt frames.B8. No pla n for the future will be acceptable uni ess it ____ poverty and un employme nt.A. facesB. facedC. facingD. to faceB. i nclineC. in cli nationD. decline A. inputB. embedC. outputD. inbedA. abolishesB. abusesC. compelsD. commits9. Every country tries to main tai n a( n) ( ) bala nee of trade, which assures it of themeans to buy n ecessary imports DA. orga nicB. marineC. compo undD. favorable10. The prese nt wave of strikes ______ from disc ontent among the lower-paid.A. stems AB. trapsC. raisesD. ran ges满分：1分11. The zero-tariff (零关税) policy in help ing the un developed coun tries of Africa has brought_________ ben efit to the Africa n people. BA. substa ntiateB. substa ntialC. substa ntD. subtitle满分：1分12. The managing director took the ( ) for the accident, although it was not really hisfault BA. guiltB. blameC. accusati onD. charg13. There seems to be someth ing wrong with the computer but we hope to ______ it rightbefore too long. BA. correctB. putC. sortD. cope14. Alice trusts you.Only you can ( ) her to give up the foolish idea DA. suggestB. attractC. temptD. persuade15. Now that you are a college student, you should learn to be ( ) of your parentshelpA. depended DB. depe ndingC. dependentD. in depe nden二、阅读理解(共1道试题，共10分。
科技英语试题及答案
科技英语试题及答案一、选择题（每题2分，共20分）1. The term "nanotechnology" refers to the manipulation of matter on an atomic, molecular, and supramolecular scale.A. TrueB. False2. Which of the following is NOT a characteristic of renewable energy sources?A. Infinite in supplyB. Environmentally friendlyC. Dependent on weather conditionsD. Non-renewable3. The process of converting solar energy into electrical energy is known as:A. SolarizationB. Photovoltaic effectC. Solar distillationD. Thermal radiation4. In the context of computer science, what does "AI" stand for?A. Artificial IntelligenceB. Advanced InterfaceC. Automated InputD. Application Interface5. The term "genome" is associated with:A. The complete set of genes in an organismB. The structure of a cellC. The study of geneticsD. The process of cell division6. What is the primary function of a transistor in an electronic circuit?A. To amplify signalsB. To store dataC. To convert light into electricityD. To filter signals7. The "Internet of Things" (IoT) refers to:A. A network of interconnected devicesB. The global network of computersC. A collection of internet protocolsD. The study of internet security8. Which of the following is a type of biotechnology?A. Genetic engineeringB. Quantum computingC. NanolithographyD. Nuclear fusion9. The "Greenhouse Effect" is related to:A. The warming of the Earth's surfaceB. The cooling of the Earth's surfaceC. The process of photosynthesisD. The formation of the ozone layer10. What does "CRISPR" stand for in the field of molecular biology?A. Clustered Regularly Interspaced Short Palindromic RepeatsB. Computer-Aided Research in Scientific ProjectsC. Comprehensive Research in Innovative ScienceD. Computational Research in Systematic Processes二、填空题（每题1分，共10分）1. The unit of electrical resistance is the ______.2. The process of converting sound waves into electrical signals is known as ______.3. In physics, the term "entropy" is used to describe the level of ______ in a system.4. The study of the chemical composition of planets is known as ______.5. The term "cybersecurity" refers to the protection of______ from cyber threats.6. The process of converting electrical energy into light is known as ______.7. The smallest unit of life that can replicate itself is called a ______.8. The process of creating new substances from existing ones is known as ______.9. The study of the structure and function of cells is known as ______.10. The process of converting light energy into chemical energy is known as ______.三、简答题（每题5分，共30分）1. Explain the concept of "machine learning" in artificialintelligence.2. Describe the role of a semiconductor in modern electronics.3. What is the significance of biodiversity in the context of environmental science?4. Discuss the potential impact of nanotechnology on medicine.四、论述题（共40分）1. Discuss the ethical considerations involved in the development and use of genetic engineering technologies. (20分)2. Analyze the potential benefits and challenges of implementing a global Internet of Things (IoT) network. (20分)答案：一、选择题1. A2. D3. B4. A5. A6. A7. A8. A9. A10. A二、填空题1. ohm2. transduction3. disorder4. cosmochemistry5. information systems6. electroluminescence7. cell8. synthesis9. cytology10. photosynthesis三、简答题1. Machine learning is a subset of artificial intelligence that enables computers to learn from and make decisions based on data, improving at tasks over time through experience without being explicitly programmed.2. Semiconductors are materials with electrical conductivity between that of a conductor and an insulator. They arecrucial in electronic devices like transistors and diodes, allowing for the control of electrical current and the amplification of signals.3. Biodiversity is significant in environmental science as it ensures the stability of ecosystems, supports ecological processes, and provides a variety of services and resources that are vital for human survival and well-being.4. Nanotechnology has the potential to。
九年级英语科技应用练习题20题(答案解析)
九年级英语科技应用练习题20题(答案解析)1.Smartphones can be used to take pictures, play games and _____.A.send emailsB.do shoppingC.listen to musicD.all of the above答案解析：D。
本题考查智能手机的功能。
A 选项send emails（ 发邮件）、B 选项do shopping（ 购物）、C 选项listen to music（ 听音乐）都是智能手机常见的功能，所以D 选项all of the above（ 以上都是）正确。
2.Smart home devices can help us control the lights and _____.A.turn on the TVB.open the doorC.set the temperatureD.all of the above答案解析：D。
本题考查智能家居设备的功能。
A 选项turn on the TV 打开电视）、B 选项open the door 开门）、C 选项set the temperature（ 设置温度）都是智能家居设备可能实现的功能，所以D 选项all of the above 以上都是）正确。
3.With the help of technology, we can _____ information quickly.A.look upB.look forC.find outD.all of the above答案解析：D。
本题考查查找信息的表达。
A 选项look up 查阅）、B 选项look for 寻找）、C 选项find out 找出）都有查找信息的意思，所以D 选项all of the above 以上都是）正确。
4.Smartwatches can _____ our heart rate.A.measureB.countC.checkD.all of the above答案解析：D。
科技英语练习练习答案
练习1II、1、an（人们对这课题的兴趣越来越浓。
)2、a （功率额定值是电阻器不会引起温度太大的上升而能安全地耗散的最大功率。
）3、an（其主要的缺点是增加了噪声。
）4、The; a（该设备的成功设计需要详细地了解性能指标。
）5、the; a; a（在氢原子的布尔模型中，一个电子绕一个质子以半径为R的圆周运转。
）6、the（频率的单位是赫兹。
）7、a; a; an; the（如果在电路的两端加上电压的话，就会有电流在电路中流动。
）8、/; /（图5－1画出了Oersted的实验。
）9、an（这里我们应该使用一个18伏的电池。
）10、A; a; a（机器是能够传递力来完成某一确定目的的一种设备。
）11、The; /（水压机将在第14章加以考虑。
）12、The; the; the（研究处于运动中的流体，是力学中较为困难的分支之一，因为可能出现的现象是多种多样的。
）13、the; the [/]（我们容易确定参数μ的值。
）14、/; the（根据式（2－1），我们得到以下的关系式。
）15、an（在这里必须使用一根S形管子。
）16、the; /（作者工作在位于阿林顿的得克萨斯大学。
）17、an（这是一只R位的变换器。
）18、An（这里必须使用一个“异”或门电路。
XOR = Exclusive OR）III、1.2.We turn now to a discussion of local area networks.3.spectrometer is as important4.5.The density of a substance is its mass per unit volume.6.6.7.8.increase in pressure always causes decrease involume.9.Fig. (2-5) shows what is expressed by Eq. (2-2).10.11.12.of slope, we13.expression ＋h)－f(x) is frequently usedstudy of calculus.14.15.In a computer, the tendency is to operate at as high a clock16.Tin does not have as high a melting point as lead (does).17.18.Electricity can be easily into other forms ofenergy.19.In 1831, Joseph Henry in the United States discovered thephenomenon of electromagnetic induction.20.A computer consists of several parts [units].体积，质量和温度这样一些需要测量的概念之上的。
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科技汉英翻译练习题（一下练习题为课下巩固作业）
一、被动态被动语态在汉英翻译中的应用
翻译下面具有被动态特征的句子：
1.对待检流感病毒样品进行了逆转录和扩增、荧光标记、杂交和扫
描分析。
（reverse transcription, amplification, fluorescent dye labeling, hybridization and scanning)。
2.所有含氯氟烃（CFCs）或类似物质的产品必须一律贴上标签，
而且禁止使用一切消耗臭氧的非必需品。
3.风速是用米/秒来表示的。
4.这种肺炎是由病毒和真菌引起的。
5.虽然病原体（pathogens)表现出惊人的对抗主体防御的能力，但
是它们之间的斗争可以看做是一场无休无止的军备竞赛。
6.因此，这种机制可理解为变构调节( allosteric regulation )。
7.人的免疫系统(innate immune system)一直被认为是“低技术含量
的免疫系统”。
直到现在我们才理解先天免疫力具有重要的分子特性。
8.目前已分离出的H5N1病毒是否保留了这个特性还有待证实。
9.据估计，人的疾病有40%是由细菌感染引起的。
10.他们声称这种DNA聚合酶(DNA polymerase)的持续合成能力
(processivity)的提高使反应时间大大缩短。
(allow)
二、用分词或分词短语翻译划线部分。
(1) 氢是已知元素中最轻的。
Hydrogen is the lightest element ___________.
(2) 这个问题一直没有得到解答。
The question remains ___________________.
(3) 晶体管体积小、重量轻，优于真空管。
___________, transistors have advantages over vacuum tubes.
(4) 速度等于距离除以时间。
Speed equals distance ____________.
(5) 电压等于电流乘以电阻。
V oltage equals current_____________.
(6) 这个力很小，可以忽略不计。
__________, this force can be neglected.
(7) 若用公式来表示,欧姆定律可写成V=IR。
________, Ohm’s law can be w ritten as V=IR.
(8) 水能和许多物质结合形成水合物。
Water combines with many other substances, _____________.
(9) 空气阻力随速度的增加而增加。
The resistance of air increases _____________.
(10) 我们还比较了先前报道的有关金星的研究成果。
Comparisons are also made _______________.
三、将下面划线部分翻译成名词化词组。
1）电视通过无线电波发射和接收各种活动物体的图像。
2）运用世界领先技术可以使中国摆脱贫困
3）正确设计和选择产品及其参数对于生产中成功地应用HERF工艺是重要的。
参考答案：被动语态在汉英翻译中的应用
一、1. Influenza virus sample was treated for reverse transcription,
amplification, fluorescent dye labeling, hybridization and scanning.
2. Warning labels must be placed on all products containing CFCs or
similar substances and non-essential uses of ozone-depleting products are prohibited.
3. The speed of wind is expressed in meters by second.
4. This kind of pneumonia is caused by viruses and fungi.
5. Although pathogens display a remarkable ability to outmaneuver
host defenses, this struggle has been described as a never–ending arms race.
6.This mechanism could therefore be interpreted as an allosteric
regulation.
7.The innate immune system had always been vi ewed as the “low-tech
immune system”. Only now do we understand that innate immunity has significant molecular specifity.
8. Whether currently isolated H5N1 viruses have retained this property
remains to be determined/ seen/analyzed.
9. It was estimated that forty percent of human diseases are the result
of infection by bacteria.
10. They claimed that the increased processivity of this DNA
polymerase allows reaction times to be reduced.
答案：二、用分词或分词短语翻译划线部分。
(1) Hydrogen is the lightest element known.
(2) The question remains unanswered.
(3) Being small in size and light in weight, transistors have advantages
over vacuum tubes.
(4) Speed equals distance divided by time.
(5) V oltage equals current multiplied by resistance.
(6) Being very small, this force can be neglected.
(7) Expressed in a formula, Ohm’s law can be written as V=IR.
(8) Water combines with many other substances, therefore forming
hydrate.
(9) The resistance of air increases with the increased/increasing speed.
(10) Comparisons are also made with results previously reported for
Venus.
答案：三、将下面划线部分翻译成名词化词组。
1）Television is the transmission and reception of images of moving objects by radio waves.
2) The application of the world leading technology makes it possible for China to shake off poverty.
3) Proper design and choice of the product and its parameters are important for the successful application of HERF process in production.。