The mainframe, the original computing platform, was dethroned by minicomputers, which in turn gave way to personal computers, which are now being pushed aside by hand-held devices and smartphones.
最初的计算平台大型机就被微机给和谐了，接着微机又给个人电脑让路，而现在个人电脑又被手持设备和智能手机扔到一边。
In in the early 90's I was in my early 20's and I programmed on mainframe computers using COBOL, CICS and DB2.
90年代初期，我刚20出头，我使用COBOL、CICS和DB 2为大型计算机编程。
In particular, the legendary mainframe business was perceived to be in terminal decline, while the firm's hardware (personal computers and the like) were rapidly becoming commodities.
特别是，公司久负盛名的网络主机业务衰减的势头被认为无可挽回，而个人计算机之类的硬件业务又在迅速地日用化(commodity)。
In 1980, IBM sold refrigerator-sized disks for its mainframe computers that stored about 1.2 gigabytes of data at a cost of $200,000.
在1980年，IBM出售的巨型机用磁盘，尺寸接近于冰箱，只能存储约1.2GB数据，购置成本是20万美元。
Minicomputers and mainframe computers can work much faster than microcomputers and have many more storage locations in main memory.
小型计算机和主计算机的运行速度要比微型计算机快得多，并且在主存中拥有更多存储单元。
In 1972, IBM introduced flexible diskettes as a medium for loading programs into mainframe computers. Because the disks were so flexible, they were nicknamed floppy disks.
在1972年，IBM推出了灵活的软磁盘作为一个中型载货节目到电脑主机。由于磁盘这么灵活的，他们被戏称为软盘。
I have worked in the usability field since 1983: my first projects were with text-only UIs on mainframe computers.
我1983年就进入易用性这个领域了，我的第一个项目是大型机上的基于字符的界面。
The Internet is booming, and now that software is running everything from mainframe computers to wireless phones, job opportunities are exploding in the computer science and engineering professions.
随着因特网的蓬勃发展，软件从主机到无线电话等各方面的应用，在计算机科学和工程领域，工作机会飚升。
I have worked in the usability field since 1983: my first projects were with text-only UIs on mainframe computers. I then proceeded to mainly work on graphical user interfaces.
我1983年就进入易用性这个领域了，我的第一个项目是大型机上的基于字符的界面。
I have worked in the usability field since 1983: my first projects were with text-only UIs on mainframe computers. I then proceeded to mainly work on graphical user interfaces.
我1983年就进入易用性这个领域了，我的第一个项目是大型机上的基于字符的界面。
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