屏幕锁定

　　A: Can you help me? The program is not responding and I don't know what to do.

　　A:你可以帮我一下吗？这个程序没有反应，我不知道怎么做。

　　B: Look at the icon in the bottom corner of your screen. Is it flashing?

　　B:看看你屏幕下角的图标。闪吗？

　　A: No. It isn't.

　　A:不闪了。

　　B: OK. Try closing down all the files you're not using at the moment.

　　B:哦。把你现在不用的文件全部关掉。

　　A: But I can't move the cursor at all. My screen is frozen. What should I do?

　　A:但是我根本不能移动鼠标。屏幕冻结了。我该怎么做？

　　B: Have you tried pressing the Escape key?

　　B:你按退出键了吗？

　　A: Yes, but nothing's happened.

　　A:是,但是没有一点反应。

　　B: OK, you’ll need to reboot your machine. Press Control, Alt and Delete at the same time.

　　B:哦，你需要重启一下你的机器同时按Control,Alt和Delete键。

　　A: I've never done that before. Will I lose all my files?

　　A:我以前从来没有这样做过。我所有的文件会丢失吗？

　　B:You might lose the file you were working on, but don't worry, the help desk can restore it. When did you last take a backup?

　　B:你正在编辑的文件可能会丢失，但是别担心，帮助桌面可以帮你修复。你最后一次备份是什么时候？