英语词汇up and down movement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 movement
释义	up and down — 上下 move up and down— 起伏 ups and down— 低昂
随便看	information technology software information technology solutions information technology specialists information technology support information technology systems information technology workers information technology‎ information technology‎ information technology‎ information technology‎ information technology‎ information telegraph agency of Russia information that information that are information that covers information that defines information that defines information that highlights information that is sent information that we collect information that you supply information theory information theory information they share information through communication

英汉双解词典包含2273206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。

up and down —