英语词汇piston ring怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	piston ring
释义	piston ringn.（名词） An adjustable split metal ring that fits around a piston and seals the gap between the piston and the cylinder wall.活塞环：一种可调节的金属环，封住活塞与筒壁之间的空隙并环扣住活塞
随便看	contractarianism contract bridge contracted contractible contractile contractile vacuole contracting contraction contractions contractor contractors contracts contractual contractualism contracture contractures contracyclical contradance contra dance contradict contradicted contradicting contradiction contradictions contradictories

英汉双解词典包含166908条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。