名词
中文翻译:活塞环的背面
同义词:
['piston ring back', 'cylinder head back', 'cylinder block back']
例句:
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1.The engine was so loud that it drowned out the sound of the back ofthe piston ring.
发动机的声音太响了,以至于把活塞环背面的声音都淹没了。
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2. The mechanic replaced the backof the piston ring with a newone.
机械师用一个新的活塞环替换了活塞环的背面。
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3. Theengineer inspected the backof the piston ring toensure it was properly seated.
工程师检查了活塞环的背面,以确保它正确地安装到位。