英语词汇primary vacuum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	primary vacuum
释义	primary — 主要 • 原 • 元 • 原生 • 初次 • 最初 primary n — 基层 n • 初等 n • 初选 n • 最主要者 n • 原色 n vacuum n — 真空 n • 空白 n primary adj — 首要 adj
随便看	inventory of land inventory of products inventory of products inventory of property inventory of property inventory of resources inventory of risks inventory of risks inventory of spare parts inventory of spare parts inventory of species inventory of supplies inventory of water inventory of works inventory on hand inventory operations inventory optimization inventory over inventory Panel inventory phase inventory phase inventory picking inventory pipeline inventory plan inventory plan 101

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。

primary —