计算机英语章节知识点unit5
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计算机英语_unit5
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Abbreviations
• CBSE 基于组件的软件工程 Component-based software engineering • COTS 商业现成软件 Commercial off-the-shelf system
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三、Text and Notes
• Please read the book and listen to teacher carefully！（100-107）
翻译:在最后的生命周期阶段（运行与维护），软件投入使用。最 初软件需求中存在的错误与疏漏被发现，程序与设计错误浮现，而 且新的功能需要得到确定。 omit
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9. validation n. 验证； (reading P103 Evolutionary development ) Specification, development and validation activities are interleaved rather than separate, with rapid feedback across activities.
这些类属模型不是对软件过程的规定性描述。而是，它们是过程的抽象， 可用于解释软件开发的不同方法。 你可以将其视为可扩展和调整以创建更为具体软件工程过程的过程。
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The process models covered here are the waterfall model, evolutionary development and componentbased software engineering. These three generic process models are widely used in current software engineering practice.
计算机专业英语资源-陈嘉周月红李敏Unit_5
系统软件。系统软件帮助运行计算机硬件和计算机 系统。它由以下组成：设备驱动程序、操作系统、 服务程序、实用程序、窗口操作系统
Par. 6 ——[Note 6](P65)
As shown in Fig. 5-1, the purpose of systems software is to unburden the applications programmer from the often complex details of the particular computer being used, including such accessories as communications devices, printers, device readers, displays and keyboards, and also to partition the computer's resources such as memory and processor time in a safe and stable manner[6]. 分析：文中“the purpose of systems software系统软件的目的” 有两个，由两个不定式引导：to unburden the …和also to partition the …。句中的detail和particular都指计算机使用的细节 即使用后面所列举的硬件的细节。 译文：正如图5-1所示，系统软件的目的是帮应用软件的程序员从 日常使用计算机细节的复杂中解脱，这些细节包括附件，如通讯 设备、打印机、设备阅读器、显示器和键盘。系统软件的另一目 的是以安全稳定的方式划分计算机资源，如内存和处理器时间。
Par. 8
《计算机英语》Unit 5
1.1 Object-Oriented Programming
• III. Translating.
– 1. Original: Object-oriented programming was deployed in part as an attempt to address this problem by strongly emphasizing discrete units of programming logic and re-usability in software – Translation: – 2. Original In the past decade Java has emerged in wide use partially because of its similarity to C and to C++, but perhaps more importantly because of its implementation using a virtual machine that is intended to run code unchanged on many different platforms. – Translation:•来自Complex Sentences
1.2 Introduction to the C# Language and the .NET Framework
– 2. Original: In addition to the run time services, the .NET Framework also includes an extensive library of over 4 000 classes organized into namespaces that provide a wide variety of useful functionality for everything from file input and output to string manipulation to XML parsing, to Windows Forms controls. – Translation:除了运行时服务，.NET Framework 还包括一个巨大 的类库，有超过4 000 个被组织到命名空间中的类。这个类库提 供了多种有用的功能，从文件输入输出到串操作，到XML解析， 再到Windows 表格控件。
《计算机专业英语》Unit 5 What is Operating System
The operating system is a huge management control procedures, broadly include the following five aspects of management functions: process and processor management, operations management, storage management, device management, document management.
The patterns are very diverse operating systems; OS can be installed on different machines from simple to complex, from the phone's embedded systems to large-scale supercomputer operating system. Many operating systems, the definition of manufacturer of the OS is not much consensus, for example, that some OS integrated graphical user interface, and some OS to use only a text interface, while the graphical interface as a non-essential applications.
资源, 财力, 办法, 智谋
经营, 管理, 处理, 操纵, 驾驶, 手段
Novell公司出的网络操作系统
植入的, 深入的, 内含的
The patterns are very diverse operating systems; OS can be installed on different machines from simple to complex, from the phone's embedded systems to large-scale supercomputer operating system. Many operating systems, the definition of manufacturer of the OS is not much consensus, for example, that some OS integrated graphical user interface, and some OS to use only a text interface, while the graphical interface as a non-essential applications.
资源, 财力, 办法, 智谋
经营, 管理, 处理, 操纵, 驾驶, 手段
Novell公司出的网络操作系统
植入的, 深入的, 内含的
Unit 05计算机英语
T
Transfer 传输
P
Protocol 协议
A wides from one system to another on the Internet
5.3 What is WWW?
Electronic Mail
Electronic mail, or e-mail, is used to send written
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DNS
DNS 是域名系统 (Domain Name System) 的缩 写，它是由解析器和域名服务器组成的。域名服 务器是指保存有该网络中所有主机的域名和对应 IP地址，并具有将域名转换为IP地址功能的服务 器。 域名必须对应一个IP地址，而IP地址不一定有域 名。
VPN
缩写词 abbr. 1. =Virtual Private Network 虚拟专用网络
5.3 What is WWW?
World Wide Web
The World Wide Web is a hypertext-based system for
万维网 基于超文本的
finding and accessing Internet resources.
访问，接入 资源
5.3 What is WWW?
《计算机英语》
Unit 5
What is WWW?
wizard
名词 n. [c] 1. 男巫;术士 That‘s a fairy story about a wizard. 幻想的，虚构的 2. 【口】奇才;高手,名家[(+at)] Edison was a wizard at invention. 3. （IT领域）向导 Installing wizard
unit 5 computer
• synchronize something with something
– Businesses must synchronize their production choices with consumer choices.
2. Online shopping
2. Online shopping- “网店” “实体 店” ？
1. 3 word game
Rules for the word game.
1. One guesser from each group to the front. 2. Group members’ explanation for the guesser. 3. Other guessers keep silent. 4. The words remain open if not “spoken out ”from a guesser.
1. 3 word game
Why this name?
• Spam is a canned precooked meat • acronym for
• Specially processed American meat
What is the spam?
A spam (or spamming) is a mail not requested. We talk about spamming when: Newsgroup or e-mail boxes are bombard by messages of any kind, advertising or not to send the same message to many different mobile phones
– to give official permission for something – an authorized biography
计算机专业英语第3版unit5
➢ A customer can be impersonated, with or without the use of the customer’s equipment.
➢ The vendor can trade inappropriately or dishonestly.
09.03.2021
09.03.2021
精品课件
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Internet electronic-commerce security
➢ Security breaches are most frequently discussed in terms of the Internet and the danger that hackers will intercept messages, misuse the information or modify the content of the message.
From a business process perspective, EC is the application of technology toward the automation of business transactions and work flow.
From a service perspective, EC is a tool that addresses the desire of firms, consumers, and management to cut service costs while improving the quality of goods and increasing the speed of service delivery.
译文：通过在互联网上全天候地提供产品及服务的最新信息， 商家可以与客户和消费者随时建立紧密联系来确保他们的竞 争优势。
➢ The vendor can trade inappropriately or dishonestly.
09.03.2021
09.03.2021
精品课件
5
Internet electronic-commerce security
➢ Security breaches are most frequently discussed in terms of the Internet and the danger that hackers will intercept messages, misuse the information or modify the content of the message.
From a business process perspective, EC is the application of technology toward the automation of business transactions and work flow.
From a service perspective, EC is a tool that addresses the desire of firms, consumers, and management to cut service costs while improving the quality of goods and increasing the speed of service delivery.
译文：通过在互联网上全天候地提供产品及服务的最新信息， 商家可以与客户和消费者随时建立紧密联系来确保他们的竞 争优势。
计算机专业英语5
翻译：一个能固定计算机电路板的金属或塑料框架．通常，电路板插入框架的槽中， 翻译：一个能固定计算机电路板的金属或塑料框架．通常，电路板插入框架的槽中， 并通过总线把电子线路互相链接起来． 并通过总线把电子线路互相链接起来．
1-new words: 2．大型主机 3．超级小型计算机 4．个人计算机 5．工作站 6．巨型计算机 7．小巨型计算机
Second : Word size
Second : the effect of word size
A computer’s word size affects its processing speed, memory capacity, precision, and cost. Reading page 90-91 1. processing speed 2. memory capacity 3. precision 4. cost
4．Microcomputer architecture ．
Single-bus architecture
1. Why Microcomputers are sold to individuals, often to computer novices. 2. How Motherboard and interface
Main frame Super minicomputer Personal computer Work station Supercomputer Mini supercomputer
2-please remember to the technical terms
1. bus lines 总线 Bus lines, such as the ribbon-like set of parallel wires, link the computer’s internal components and are used to attach secondary storage devices to the system. 翻译：总线就像一组带状的并行线，用它链接计算机内部的部件，辅助存储 翻译：总线就像一组带状的并行线，用它链接计算机内部的部件， 器与系统的连接也使用这种线． 器与系统的连接也使用这种线． 2. word size 字长 A computer’s word size affects its processing speed, memory capacity, precision, and cost. 翻译：计算机的字长影响了它的速度、存储器的容量、精度和成本。 翻译：计算机的字长影响了它的速度、存储器的容量、精度和成本。
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1 We can define it as a collection of activities and elements organized to accomplish a goal，
a collection of: 一堆，一批。
2 ---flows into an organization from the outside Information---
flow into ：流动流
River flow into the sea .
3 In order to avoid confusion，--------
In order to : 以便以求（后跟不定式）很正式的用法，常用so as to 来代替
He listened attentively so as not to miss a single word .
表示的目的方式是以状语的形式。
其不定式的逻辑主语必须与从句的主语是同一的
4 The six phases make up the systems life cycle.
make up：（1）打扮，化妆（2）comprise 构成组成（表示整体有部分组成）
既可用于主动式，也可用于被动式。
用于被动式时其后跟of ,而它的意义与be composed of 相同All substances made up of molecules.
The village`s social facilities comprised one public toilet and two telephones.
注意：所有这些动词都不能用于进行式
5 The present system is studied in depth.
in : （1）表示感情处于某种状态。
He is in good spirits!
She was almost in despair.
（2）表示穿着
Letty was in light blue silk.
(3) 表示一个进行的动作或状态
A Central committee meeting was in progress at the time .
(4) 表示“在---方面，行为方式”等
They seemed to be backward in the techniques .
He stared down at me in astonishment .
6 Phase 3 is systems design that consists of three tasks
consist of : 与be composed of 都意为“由—组成”两者都表示整体由部分组成
The book is composed of essays written over the last twenty years.
Consist of 不用被动式
7 If any of the software is being specially created，----
if any : 如果没有的话
But what significance ,if any ,do you place on the statement`s mildness of tone ?
If anything 更可能的是，相反
Joe isn`t a bad boy ,if anything ,he`s a pretty good one .
8 Systems maintenance is first a system audit and then an ongoing evaluation to see whether a system performing productively.
Then 用作“然后”意思讲时，既指过去又指将来。
Past：we went to the Zoo, and then we had lunch.
Future : we`ll go to the Zoo , and then we`ll have lunch .。