名词
中文翻译：排气阀
同义词：
['exhaust valve', 'exhaust plug', 'exhaust starter']
例句：
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1. The car's exhaust system needs to be checked regularly to prevent carbon buildup.
汽车的排气系统需要定期检查，以防止积碳。
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2. The engine has a built-in exhaust opener that allows you to easily remove the exhaust pipe.
发动机内置了排气开启器，方便您轻松拆卸排气管。
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3. During the start-up process, the exhaust opener is activated to release air from the engine.
启动过程中，排气开启器被激活，释放发动机中的气体。