英语词汇“piston ring”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	piston ring
释义	piston ringˈpiston ring noun [countable] a circular metal spring used to stop gas or liquid from escaping from between a piston and the tube that it moves in
随便看	tenant farmer Ten Commandments tend tendency tendentious tendentiousness tender tenderfoot tender-hearted tender-heartedly tender-heartedness tenderize tenderizer tenderloin tenderly tenderness tender offer tendinitis tendon tendril tenement tenet tenfold ten-gallon hat Tennessee

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