名词
中文翻译：后部投影
同义词：
['back projection', 'rear projection例句：1. The rear projection of the building is visible from the street.（这座建筑的后部投影在街道上可见。）']
例句：
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1. The rear projection of the building is visible from the street.
这座建筑的后部投影在街道上可见。
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2.The rear projection of the movie screen was so large that it covered half the room.
电影屏幕的后部投影如此之大，以至于它覆盖了房间的一半。
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3.The rear projection made it difficult to see the details on the screen.
后部投影使得屏幕上的细节难以看清。