英语词汇vacuum refining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	vacuum refining
释义	vacuum n — 真空 n • 空白 n refine v — 完善 v • 炼油 v • 精致 v refine — 提取 • 炼 • 提炼 • 升华 • 炼化 • 提制
随便看	require a person require approval require a precise preparation require a prescription require a product require a prompt require a qualified require a range of require a registration require a resolution require a response require a return require a risk premium require a room require as a condition require as basis require a security require a security deposit require a serious reflection require a shift require a signature upon delivery require as much require a solution require a sponsorship require assessment

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。

vacuum n —