When working on your computer, only keep the programs you need open.
用电脑时，只开你需要打开的那个程序。
If you open a video file, it will be shown on the computer in full screen.
如果你打开一个视频文件，它会在电脑上全屏播放。
Your computer will break down if you open the e? Mail that contains viruses.
如果打开包含病毒的电子邮件，你的电脑就会失灵。
As soon as you open one of these documents, the virus infects your computer.
只要你打开这样的文档，你的计算机就被感染了。
Finally, open My Computer, you can see the mobile hard disk drive.
最后打开我的电脑，就能看到移动硬盘的盘符了。
Finally, open My Computer, you can see the mobile hard disk drive.
最后打开我的电脑，就能看到移动硬盘的盘符了。
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