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 /mayn"spring'/, n. 1. the principal spring in a mechanism, as in a watch. 2. the chief motive power; the impelling cause. [1585-95; MAIN¹ + SPRING]
随便看	yowler yo-yo yo-yo dieting Ypres Y.P.S.C.E. Ypsilanti Yquem yr. yrbk. yrs. Ysaye Ysbaddaden Chief-giant Yser Yseult YT Y.T. YTD ytterbia ytterbium yttria yttriferous yttrium yttrium metal yttrotantalite yuan

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