英语词汇“up and down”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典-复社网

单词	up and down
释义	up and down [ʌp ænd daun] ²⁹⁷⁰ freq. 895 dict. 232 cmpt. 77 spoken 297 na.忽上忽下；各处；来来去去；升降浮沉 [网络]上上下下；来回；来来往往
随便看	prestressing system prestressing techniques prestressing tendon prestressing tendon concrete prestress prestressing tendon, prestressing steel, prestressing cable prestressing under stress control prestressing with bond prestressing without bond prestressing without tendon by pre-bending prestressing with subsequent compression and tension prestress in the radial direction prestress peen forming prestress transfer prestress wire prestress with bond prestress without bond pre-stretch prestretch prestretch block prestretched film prestretched strand prestretched wire pre stretching prestretching prestretching cable

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