名词
中文翻译：Unknown
同义词：
['projector', 'screen projector']
例句：
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1. The stage projector is essential for the performance.
舞台投影仪对于表演来说是必不可少的。
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2. The screen projector is used to display images on a large screen.
屏幕投影仪用于在大屏幕上显示图像。
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3. The stage projector was used to create a visually stunning effect during the show.
舞台投影仪在演出中用来创造视觉上令人惊叹的效果。