英语词汇“balance spring”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	balance spring
释义	balance spring in American English noun Horology hairspring Word origin [1880–85] Examples of 'balance spring' in a sentence balance spring He invented the balance spring that regulates clocks (meaning no more need for the silly old pendulum). Times, Sunday Times (2008)
随便看	shallows shall we go by car or train? shall we meet some day next week? shall we say tuesday? shalm shalom shalom aleichem shalot shalt shalwar shaly sham shama shamable shamal shaman shamanic shamanism shamanist shamanistic shamas shamash shamateur shamateurism shamba

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balance spring in American English