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	seafarer seafaring seafloor sea floor spreading seafood seafront seagoing seagull seahorse seal sea lane sealant sealed sea legs sealer sea level sealift sealing sealing wax sea lion sealskin seam seaman seamanship sea mile

英语词典包含48224条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。