名词
中文翻译：通风口
同义词：
['air vent', 'exhaust duct', 'exhaust port']
例句：
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1. The car needs a new air vent to improve its performance.
这辆车需要一个新的空气通风口来提高其性能。
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2. The exhaust duct is designed to direct the smoke and fumes out of the factory.
排气管的设计是为了将烟雾和废气从工厂排出。
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3. The exhaust port on the engine is responsible for discharging the exhaust gases.
发动机上的排气端口负责排放废气。