Chuck，今天该你做讲解了。
Chuck: OK, let me just get the transparency and projectors ready.
好的，让我先把幻灯片和投影仪准备好。
Chuck: Help, who can tell me how to make it showed in the screen?
谁帮我一下啊，怎么才能投影到屏幕上呢?
Leo: Hi, buddy, just press the F2.
老兄，按F2。
Chuck: How? May I just press the F and TWO at the same time?
怎么按?F和2同时按吗?
Leo: Oh, god. Didn't you see the Key F2 on the top of the keyboard?
我的老天啊，你难道没看到键盘上方的F2键吗?