英语词汇“mainspring”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	mainspring
释义	mainspring n. 1. the principal spring of a mechanical watch, clock, etc. 2. a chief motive power; an incentive.
随便看	orderly ordinal ordinance ordinand ordinary ordinate ordination ordnance ordonnance Ordovician ordure ore Ore. oread orectic Oreg. oregano oreography oreweed orfe organ organdie organelle organic organism

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