英语词汇up-and-down的读音、翻译及短语词组释义-英汉双解词典

单词	up-and-down
释义	up-and-downa. 一上一下的, 时起时伏的 up-and-down up-and-down AHD: [¾p”…n-doun“] D.J. [7Jpn6da&n]K.K. [7Jpn6da&n]adj.（形容词）1. Characterized by or exhibiting an alternating upward and downward movement.一上一下的：上下的交互运动为特征的或表出现上下的交经运动的2. Variable; changeable.可变的；变化的3. Vertical.垂直的
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英汉双解词典收录913115条英汉汉英双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。