本书充分借鉴了当今国内外ESP（专门用途英语）教学的研究成果，并结合计算机专业和英语教学的特点，以培养高职计算机专业学生基于岗位的实际英语交际能力和应用能力为出发点，以培养学生可持续发展的职业核心竞争力为目标，是一本为高职计算机专业学生量身打造和精心编制的IT英语教材。本书共分为14个章节，其具体内容包括：计算机硬件、软件、操作系统、编程语言、数据库、网络、即时通讯、计算机安全、多媒体、电子商务、计算机新技术等计算机专业内容，并涵盖了包括Andriod、iOS、云计算、物联网、大数据、人工智能、VR技术等IT行业领域最新的专业技术和概念。此外本教材还围绕每章节的话题增加了情景对话、职业技能、职场点滴（包括职业规划、职场规则、简历撰写、面试技巧）等内容，并在每章节设计了具有很强实践性和实操性的活动，全方位训练和提高学生面向行业、企业岗位需求，在真实工作环境中的英语交际能力、应用能力和学习能力。
本书（第3版）根据实际课堂反馈和最新技术发展对相关内容进行了修订和替换，并结合基于O2O的立体化数字融媒体教学资源，以全新的面貌和崭新的形态继续为学习者提供更佳的学习体验，能够满足广大读者和学习者的不同层次和多元化的需求。本书可作为高职高专IT英语教材，也可供相关从业人员自学参考。

Unit 1 Computer Families
Section 1 Dialogue: The Impact of Computers on People's Lives
Section 2 Reading
Text A: The Evolution of the Computer Age
Text B: Different Types of Computers
Text C: The Future of Computers
Section 3 Occupational Tips: How to Start Your Career in Information Technology
Section 4 Class Activities: Guess Who the IT Figure Is

Unit 2 Computer Hardware
Section 1 Dialogue: First Day at Work (Hardware Orientation)
Section 2 Reading
Text A: Get to Know a Personal Computer
Text B: What an All-in-one Computer Is
Text C: Milestones of Huawei
Section 3 Occupational Tips: How to Configure Your Own PC
Section 4 Class Activities: Hardware Crossword Puzzle Game

Unit 3 Operating Systems
Section 1 Dialogue: Buying an Android Tablet PC
Section 2 Reading
Text A: How Operating Systems Work
Text B: Windows 10 Home vs. Windows Pro
Text C: Linux OS
Section 3 Occupational Tips: How to Install an Operating System
Section 4 Class Activities: What Do You Know about Harmony OS

Unit 4 Application Software
Section 1 Dialogue: Help Me Choose: Microsoft 365 or Office 2019
Section 2 Reading
Text A: Basic Facts of Microsoft Office
Text B: How Time Management Software Works
Text C: Computer-Aided Design
Section 3 Occupational Tips: How to Divide in Excel Using a Formula
Section 4 Class Activities: A Debate on Video Games' Effect on Youngsters

Unit 5 Computer Programming
Section 1 Dialogue: How to Choose the Right Programming Language to Study
Section 2 Reading
Text A: The Basics of C Programming
Text B: Object-oriented Programming
Text C: Python Programming Language
Section 3 Occupational Tips: Tips on Good Programming Style
Section 4 Class Activities: Discussion on 10 Traits of a Good Programmer

Unit 6 Database Technology
Section 1 Dialogue: A Customer Database
Section 2 Reading
Text A: What Relational Databases Are
Text B: Introduction to SQL
Text C: How Data Mining and Data Warehousing are Related
Section 3 Occupational Tips: How to Write a Project Proposal
Section 4 Class Activities: Using Baidu Maps to Search for a Location

Unit 7 Computer Networks
Section 1 Dialogue: How Computers Communicate with Each Other
Section 2 Reading
Text A: Computer Networking
Text B: Introduction to Network Types
Text C: Introduction to Network Cables
Section 3 Occupational Tips: How to Configure Your IP Address
Section 4 Class Activities: Sign up for a Hotmail Mailbox

Unit 8 The World Wide Web and the Internet
Section 1 Dialogue: How the Internet Works
Section 2 Reading
Text A: The Development of the Internet
Text B: Global Appeal of Tiktok
Text C: Toward a Global “Internet of Things”
Section 3 Occupational Tips: How to Use Your Browser
Section 4 Class Activities: Compete in Computer Games

Unit 9 Communication Online
Section 1 Dialogue: Amazing QQ
Section 2 Reading
Text A: Using Instant Messaging for Business
Text B: WeChat and Its Application
Text C: How to Ensure the Safety When Chatting Online
Section 3 Occupational Tips: Shortcut Keys in QQ
Section 4 Class Activities: Using ICQ to Chat with New Friends

Unit 10 Privacy and Security
Section 1 Dialogue: My Poor Computer
Section 2 Reading
Text A: Computer Viruses
Text B: Antivirus Software, a Good Defender
Text C: Computer Crime
Section 3 Occupational Tips: How to Protect Your PC from Invasion
Section 4 Class Activities: Discussion on User-friendly Firewalls and Antivirus

Unit 11 Multimedia
Section 1 Dialogue: The Ultimate Movie Experience with IMAX
Section 2 Reading
Text A: Multimedia and Its Applications
Text B: Graphics File Formats
Text C: Adobe Photoshop CC
Section 3 Occupational Tips: How to Make a Wonderful Presentation That Makes the Sale
Section 4 Class Activities: Using Photoshop to Make Pictures Look Great

Unit 12 Electronic Commerce
Section 1 Dialogue: Online Shopping for Books
Section 2 Reading
Text A: E-commerce and Its Global Trends
Text B: How E-Commerce Work
Text C: The Benefit of E-commerce
Section 3 Occupational Tips: How to Achieve an Online Store Success
Section 4 Class Activities: Video Watching ( E-commerce )

Unit 13 New and Emerging Technologies
Section 1 Dialogue: Why It Is Called“Cloud Computing”
Section 2 Reading
Text A: Cloud Computing
Text B: What You Need to Know About Big Data
Text C: AI and Its Application
Section 3 Occupational Tips: How to Write a Good Resume
Section 4 Class Activities: Video Watching (Big Data)

Unit 14 Your Future and Information Technology
Section 1 Dialogue: IT Working Experience
Section 2 Reading
Text A: Shaping the Internet Age
Text B: Building an IT Career in the Midst of Change
Text C: To Be a Winner in the Information Revolution
Section 3 Occupational Tips: The First Job Interview
Section 4 Class Activities: An IT Interview

附录 参考译文（Text A）及答案
计算机英语常用词汇英汉对照表
参考文献

李一，英语硕士、教育博士，I+X实用交际职业等级证书（VETS）考评员，长期从事ESP教学与研究，主持、参与各类项目20余项，发表研究论文30余篇，其中CSSCI?4篇，主编教材5部，指导学生获得国家级大赛一等奖1项，省级特等奖1项，三等奖2项。