英语词汇“up-and-down”的读音、翻译、释义、用法及例句-智慧网

词汇	up-and-down
释义	up-and-downup-and-downD.J.:[ˈʌpənˈdaun]K.K.:[ˌʌpənˈdaʊn]adj.1.■上上下下的,起伏的,来来往往的,变动的
随便看	Time is money. time isolation time jitter timekeeper timekeeper trials timekeeping time keeping time keeping instrument timekeeping performance time keeping system time killer time-lag time lag time lag action time-lag action time-lag device time-lag disturbance time-lag fuse time lagged type time-lag network time lag of first order time-lag over-current protection time-lag overload relay time lag release time lag system

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