英语词汇up and down direction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 direction
释义	up and down — 上下 ups and down— 低昂
随便看	however in this case however introducing however in view of however i only however i oppose however is a myth however is construed however is not confined however is often however it also shows however it appears however it appears that however it being understood however, it can be argued that however, it can be argued that however, it can be argued that however it can be assumed however, it concluded that however, it concluded that however, it concluded that however, it concluded that however it continues however it depends however, it does not however, it does not

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 —