名词
中文翻译：清理的活门
同义词：
['cleaning valve', 'flushing valve例句：1. The engineer was clearing the hawse to make room for the new machine.（工程师正在清理活门，以便为新机器腾出空间。）2. The technician had to clear the hawse before starting the engine.（技师在启动引擎之前必须清理活门。）']
例句：
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1. The engineer was clearing the hawse to make room for the new machine.
工程师正在清理活门，以便为新机器腾出空间。
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2. The technician had to clear the hawse before starting the engine.
技师在启动引擎之前必须清理活门。
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3.The old car needed a thorough cleaning and clearing of the hawse.
这辆旧车需要彻底清洁和清理活门。