名词
中文翻译：通风帽
同义词：
['vent', 'ventilator']
例句：
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1. The vent cap is designed to keep the air in the room from circulating too much.
通风帽的设计是为了保持房间内的空气流通不过于频繁。
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2. The vent cap was installed to improve the air quality in the workshop.
安装通风帽是为了改善车间的空气质量。
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3. The vent cap is a crucial component of the exhaust system.
通风帽是排气系统的重要组成部分。