TOS

• =Tape Operating System 磁带操作系统([美]IBM公司软件)

TOS的用法和样例：

例句

1. A good teacher never fails to try his best to answer his students.
   一个好老师总是尽力为学生解答。
2. Are you going to America by boat or by plane?
   你到美国是坐船还是坐飞机？
3. The video is programmed to switch on at ten o'clock.
   电视机设定在10点钟自动打开。
4. It's time for us to say "No" to America.
   是我们对美国说不的时候了。