名词
中文翻译：排气管
同义词：
['vent', 'exhaust pipe', 'exhaust duct例句：1. The exhaust-air duct is designed to direct the exhaust gases away from the engine.（排气管的设计是为了将废气引导到发动机外部。）']
例句：
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1. The exhaust-air duct is designed to direct the exhaust gases away from the engine.
排气管的设计是为了将废气引导到发动机外部。
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2.The exhaust-air duct was installed in the factory to improve air quality.
在工厂安装的排气管是为了改善空气质量。
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3.The exhaust-air duct is essential for maintaining the proper functioning of the vehicle's engine.
排气管对于车辆引擎的正常运作至关重要。