英语词汇concentric die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	concentric die
释义	concentric die concentrationn. 专心，专注；关注，重视；集中，聚集；浓度，含量 concentratorn. 集中者；[电]集线器；集中器 concentratevt. & vi. 专心于; 注意集中, 聚集 vt.... constructible可构成的
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英汉双解词典包含3607232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。