名词
中文翻译：Unknown
同义词：
['cinema', 'projection', 'projector']
例句：
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1. The cinema was packed with people waiting for the latest blockbuster.
电影院里挤满了等待最新大片上映的人群。
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2. The director used a projector to show the film on the big screen.
导演使用投影仪在大屏幕上放映电影。
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3. The projector is not working properly;it needs to be repaired.
投影仪不工作了，需要修理。