英语词汇to shift back and forth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	to shift back and forth
释义	back and forth — 来回
随便看	uninterrupted water uninterrupted water supply uninterrupted work uninterruptible operation uninterruptible power uninterruptible power supplies uninterruptible power supply uninterruptible power system uninterruptible supply unintrusive as possible uninvited uninvited or unexpected guest Union union activities union activity Union acts Union address Union advocacy Union Affairs union affiliation Union agent Union agreement union airports Union Alliance Union and League

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。

back and forth —