该组尝试用两台不同的放映机将地图投映在同一屏幕上。
The team tried projecting the maps with two different projectors onto the same screen.
要做到这一点你就需要一个数码放映机来接收来自计算机和项目输出的内容到屏幕上。
To accomplish this you'll need a data projector, a device that accepts output from a computer and projects it onto a screen.
在卡匣式录影机出来之前，我们用的是电影放映机与屏幕。
Before the videocassette recorder there was the movie projector and screen.
有充足的对比在这台放映机抛弃高对比度灰色屏幕除非有很多被反射的光从墙壁、天花板，和地毯在观察屋子。
There is sufficient contrast on this projector to forego the high contrast gray screens unless there is a lot of reflected light from walls, ceilings, and carpets in the viewing room.
有充足的对比在这台放映机抛弃高对比度灰色屏幕除非有很多被反射的光从墙壁、天花板，和地毯在观察屋子。
There is sufficient contrast on this projector to forego the high contrast gray screens unless there is a lot of reflected light from walls, ceilings, and carpets in the viewing room.
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