英语词汇principal items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	principal items
释义	principal item 【工程】主要品种；主要物资；主要项目
随便看	composite color signal composite colour sync composite compact composite cone composite construction composited composite defense composite dike composite economic indicator composite electrode composite family composite filter composite filters composite flash composite fold composite function composite functions composite gneiss composite grain composite hypothesis composite intrusion composite joint compositely composite map composite mapping

英汉双解词典包含483723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。