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	bother botheration bother-bother-it bother/bother it bothered bothersome bothies bothnia both (of them) both of us went or we both went bothole both parents bothrium both ways bothwell bothy bothy ballad bothyman botnet botone botoné botox bo tree botryoid botryoidal

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balance spring in American English