英语词汇optional construction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	optional construction
释义	optional construction
随便看	impalpable impalpable powder impalpable structure impalpable texture impalpable variations impalpably impalsied impalsies impalsy impalsying impaltatle structure impaludation impaludism Impamin impanate impanated impanating impanation impanator impanators impane impaned impanel impannel impanneled

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。