2computer-hardware-basic.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Computer Hardware Basics,计算机硬件组成图,Chap1 Fundamentals of Computers(,计算机基础,),1,memory n,内存,drive n,驱动器,jumper n,跳线,upgrade n,升级，更新,channel v,引导,instruction n,指令,module n,模块,program n,程序,kilobyte n,千字节（缩写为：,KB),megabyte,n,兆字节（缩写为：,MB),approximately adv,大约，近似,Chap1 Fundamentals of Computers(,计算机基础,),2,echo,vt,摹仿，重复,monochrome n,单色,spacebar n,空格键,typewriter n,打字机,typematic,n.,键盘响应速率,port n,端口,modem n,调制解调器,serial,adj,串行的,serial port,串行口,parallel,adj,并行的,parallel port,并行口,plotter n,绘图机,Chap1 Fundamentals of Computers(,计算机基础,),3,disk drive,磁盘驱动器,system board,主板,cooling fan,冷却风扇,Configuration Utility,配置应用（程序）,work session,工作会话,punctuation key,标点符号键,baud rate,波特率,ROM=Read Only Memory,只读存储器,EEPROM,电可擦除只读存储器,RAM=Random Access Memory,随机存储器,POST=Power-On Self-Test,加电自检,Chap1 Fundamentals of Computers(,计算机基础,),4,The microprocessor,also called a processor,is the“brain”,of your computer.This is where your computer,interprets,and processes information.,新词：,interpret,口译 通译,可翻译为：微处理器也称作处理器，是计算机的核心。计算机就是在此进行编译和信息处理的。,Chap1 Fundamentals of Computers(,计算机基础,),5,The,electronic components,inside your computer are organized in the most logical and efficient way possible,much like the plumbing system in a building.,新词：,electronic,component,电子元件,可翻译为：像建筑物的管道系统那样，要以尽可能符合逻辑的、高效的方式来组织计算机的电子元件。,Chap1 Fundamentals of Computers(,计算机基础,),6,Your computer,comes with,factory-installed,permanent,memory called ROM(Read Only Memory).,新词：,come with,与,一起供给,permanent,永久的,可翻译为：计算机内装有叫,ROM,（只读存储器）的固定存储器。,Chap1 Fundamentals of Computers(,计算机基础,),7,In the past,it,has been impossible to change the instructions,stored in ROM,without changing the ROM modules,or the system board in the computer.,it,是形式主语，真正的主语是动词不定式短语,to change the instructions stored in ROM,。该短语中，,stored in ROM,是过去分词短语做定语，修饰,the instructions,。,Without changing the ROM modules,or the system board in the computer,是介词短语做状语。,可翻译为：在过去，不换,ROM,模块或不换计算机主板就不能改变存在,ROM,中的指令。,Chap1 Fundamentals of Computers(,计算机基础,),8,You might have heard computer memory referred to as RAM for random-access memory.,句中，,might have done,sth,表示对过去的推测和判断。,referred to as RAM for random-access memory,是过去分词短语做定语，修饰,computer memory,。介词短语,for random-access memory,做,RAM,的定语。,可翻译为：,你也许听说过被称为,RAM,的计算机内存，,RAM,代表随机存储器。,Chap1 Fundamentals of Computers(,计算机基础,),9,The instructions that your computer gets and the information your computer processes remain in RAM during your work sessions.,句中，主语是,the instructions and the information,，谓语是,remain in RAM,。,that your computer gets,和,your computer processes,两个定语从句分别做,instructions,和,information,的定语。,可翻译为：,工作对话期间，计算机所得到的指令和所处理的信息都保存在,RAM,中。,Chap1 Fundamentals of Computers(,计算机基础,),10,Since RAM is only,active,when computer is on,your computer uses disk drives to store information even when the computer is off.,新词：,active,起作用的,可翻译为：当计算机处于开机状态，随机存储器才起作用。当计算机关机时，是用硬盘（驱动器）来存储信息的。,Chap1 Fundamentals of Computers(,计算机基础,),11,The display screen is the most common output device,used to show you,what the computer is doing.The display screen shows messages from the POST(Power-On Self-Test),the Configuration Utility program,your operating system,and your application programs.,可翻译为：显示器是最常见的输出设备，它用来显示计算机的工作情况。显示器显示来自,POST,（加电自检）、配置应用程序、操作系统和应用程序的信息。,Chap1 Fundamentals of Computers(,计算机基础,),12,Your computers,SVGA,video controller supports a wide range of,monochrome,and color displays.,新词：,SVGA=Super Video Graphic Array,超级视频图像阵列,monochrome,单色,可翻译为：计算机的超级视频图像阵列视频控制器提供了各种单色和彩色显示。,Chap1 Fundamentals of Computers(,计算机基础,),13,a floppy disk drive,软盘驱动器,a hard disk drive,硬盘驱动器,removable,抽取式的，可移动的,assign to,分配,Requesting specific function,请求特殊功能,Performing system function with key combination,用复合,/,组合键执行系统功能,punctuation key,符号键,arrow key,箭头键,Chap1 Fundamentals of Computers(,计算机基础,),14,The,documentation,that comes with your software has information about specific key functions.,新词：,documentation,文件,可翻译为：和软件捆绑在一起的文档给出了特殊功能键的信息。,Chap1 Fundamentals of Computers(,计算机基础,),15,This is called the,typematic,effect of a computer keyboard.,可翻译为：这叫作计算机键盘的键盘响应效应。,Ports(sometimes called,connectors,)are,socket,s on the back of the computer.,新词：,connector,连接器,socket,插孔,可翻译为：计算机的接口（有时也称作连接器）是以插孔的形式给出的，它在机箱后面。,Chap1 Fundamentals of Computers(,计算机基础,),16,The mouse is a pointing device for selecting items on a computer screen.,可翻译为：鼠标是一种用来选择屏幕上的项目（图标、菜单等）的定点设备。,Chap1 Fundamentals of Computers(,计算机基础,),17,