名词
中文翻译：活塞环锁
同义词：
['piston ring', "cylinder lock例句：1. The piston ring lock was the key to the engine's smooth operation.（活塞环锁是发动机顺畅运行的关键。）"]
例句：
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1. The piston ring lock was the key to the engine's smooth operation.
活塞环锁是发动机顺畅运行的关键。
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2.The technician had to replace the piston ring lock before he could start the engine.
技师在启动引擎之前必须更换活塞环锁。
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3.The piston ring lock was designed to prevent oil from leaking out of the cylinder.
活塞环锁设计用来防止机油从气缸中泄漏。