名词中文翻译
中文翻译：清扫活塞
同义词：
['cleaning piston', 'scraping piston']
例句：
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1.The engine needs a scavenging piston to keep it running smoothly.
发动机需要清扫活塞来保持顺畅运行。
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2.The car's engine was damaged, and the mechanic had to replace the scavenging piston.
汽车的引擎受损了，机械师不得不更换清扫活塞。
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3.The engineer inspected the scavenging piston before installing it in the machine.
工程师在安装机器前检查了清扫活塞。