1·In each classroom there is a computer, an overhead projector, and a smart white board.
每个教室里都有一台电脑、一台投影仪和一块智能白板。
2·A transparency for use with an overhead projector.
使用高射投影仪观看的幻灯片。
3·Sure. Do you need an overhead projector or anything?
当然。你需要用投影仪吗？
4·Our teacher sent us to the av room for an overhead projector.
老师派我们到视听教室去取投影仪。
5·Consider using a flip chart, overhead projector or a blackboard.
可以考虑利用一个活动挂图，投影仪或者一个黑板。
6·Kelly: Oh, you need the overhead projector for your presentation?
凯丽：您是要用投影仪做项目讲述吧？
7·Could you make sure we have an overhead projector for the meeting tomorrow?
你能确保明天开会时我们有一架投影仪吗？
8·He put a conference table, overhead projector and bar in the center of the aircraft.
还在飞机中部装上了会议桌、投影仪和酒吧。
9·The basic function of an overhead projector is similar to that of a slide projector.
投影仪的基本功能与幻灯机相似。
10·It works best for you when your instructor USES the blackboard or an overhead projector.
它最适合你，当你的作品教练黑板或投影机的用途。