爱思英语编者按:IT计算机英语词汇2000:unit 13,含有15个关于IT计算机英语词汇,包括了单词和句子中英对照解释。 
 
disk [dɪsk] 磁盘
Data may be recorded on sides of the disk platters.
磁盘的两面都可以记录数据。
 
disk drive磁盘驱动器
Without disk drives,  disks cannot he used.
没有磁盘驱动器,磁盘就无法使用。
 
diskette [dɪ'sket] 软磁盘,软盘
Diskettes are used on all microcomputers.
软盘应用于所有的微型计算机。
 
airplay ['eəpleɪ] 显示
ROM must always be available to tell the CPU how to display a character on the screen.
 ROM必须能够随时指示CPU如何在屏幕上显示文字记号。
 
disrupt  [dɪs'rʌpt] 使混乱,破坏;分裂,瓦解
The reliability of the network is increased by allowing any single cable to fail without disrupting the entire network.
网络可靠性的增加,是因为它允许任何一根电缆失效,而又小影响整个网络。
 
distance learning远程学习
Distance   learning   uses electronic links to extend college campuses to people who otherwise would not be able to take college courses.
远程学习使用电子链接把大学校园延伸到那些无法进修大学课程的人们那里。
 
disturbance [dɪ'stɜːb(ə)ns] 干扰
Disturbance is  any undesired irregular phenomenon Occurring in a communication channel.
十扰是通信信道中出现的不希望有的噪音的现象。
 
document ['dɒkjʊm(ə)nt]文件,资料,文献,文卷
Creating a document means entering text, using the keyboard.
创建一个文件就是用键盘输入文本的过程。
 
documentation [,dɒkjʊmen'teɪʃ(ə)n] 文件编制,资料,文档
Documentation helps users learn software commands and use of functions keys.
文件编制帮助用户学习软件命令以及功能键的使用。
 
dot [dɒt] 点
Dot is the  smallest  displayable unit on the screen.
点是屏幕上最小的可显示单元。
 
download [daʊn'ləʊd] 下载
Downloading reduces the time spent online and the corresponding charges.
下载减少了上网所花费的时间及相应的费用。
 
downward compatibility 向下兼容性
Downward   compatibility means the capability of an advanced system to interact with a lesser advanced one.
向下兼容性是指一个高级系统与一个较低级系统相互配介的能力。
 
drawing program 绘图程序
Drawing  programs  allow users to design and illustrate objects and products.
绘图程序使用户可以对物体或产品进行设计说明。
 
driver ['draɪvə] 驱动器
The driver contains the machine  language  necessary to activate the device
驱动器中包含有激活装置所必需的机器语言。
 
dumb terminal哑终端,简易终端
A  dumb  terminal  can  be used only to input data to and receive information from a computer system.
简易终端不仅可以把数据输入计算机系统,还可以从计算机系统中接收信息。