英语词汇b=50mm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

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。

单词	b=50mm
释义	mm noun— 毫米 n
随便看	a distant space a distinct a distinct advantage a distinct approach a distinct character a distinct colour a distinct component a distinct difference a distinct disadvantage a distinct image a distinction a distinction between a distinction can be a distinction can be made a distinction can be made between a distinction could be made a distinction has been made between a distinction has to be made a distinction is drawn a distinction is drawn between a distinction is made a distinction is made between a distinction is to be made a distinction must be made a distinction needs to be drawn between

mm noun—