英语词汇backward and forward 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	backward and forward movement
释义	backward and forward movement来回移动 Use small circular movements on all sides of the teeth and backward and forward movements across the tops.在牙面四周转小圈, 在牙冠处则前后移动。 See backward
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英汉双解词典包含368430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。