A: Why is there no signal?
B: Push the Function key and the F4 key at the same time.
A:为什么没有信号呢?
B:同时按住功能键和F4键。
2.Power outlet 电源
A: Where is the power outlet?
B: It’s usually on the wall. But it seems to be under the table in this room.
A:知道电源在哪吗?
B:一般都是在墙上,但这个房间的好像是在桌子下面。
3.Power strip 电源插排
A: I think we need a power strip.
B: Okay. I’ll get one right now.
A:我想我们需要一个电源插排。
B:好的,我现在就去拿一个。
4.Make sure 确认
A: Mike, please make sure that the projector works.
B: I checked twice already.
A:迈克,请确认一下投影仪是不是好用。
B:我已经查过两次了。
5.Turn on the projector 开投影仪
A: How do you turn on the projector?
B: Push the power button. It’ll take a while before the projector is ready.
A:怎样开投影仪啊?
B:按下开关,投影仪开始工作之前要预热一会儿。
