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up-and-down翻译

• up-and-down什么意思 up-and-down音标、翻译、用法

  英语翻译时间：2023/3/2 3:44:22阅读：4560

  up-and-down音标英 ['ʌpən'daʊn]美 ['ʌpən'daʊn]up-and-down翻译adj.上上下下的；起伏的；来来往往的；变动的英英释义up-and-down[ 'ʌpən'daun ]adv.moving backward and forward along a given course同义词：up and downalternately upward and down