英语词汇up-and-down怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	up-and-down
释义	up-and-down ˈʌpənˈdaʊn  1 ADJ 起伏的moving, executed, or formed alternately upwards and downwards 起伏的 2 前前后后的backwards and forwards (along) 前前后后的
随便看	cottoned cottoning cotton-on cotton on cottonon cotton-pickin' cotton picking cotton-picking cottonpicking cotton plant cottons cotton-swab cotton swab cottonswab cotton swabs cottontail cottontails cotton-to cotton to cottonto cottonwood cottonwoods cotton-wool cotton wool cottonwool

英汉双解词典包含141091条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。