英语词汇black vacuum是什么意思，black vacuum的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	black vacuum
释义	black vacuum　低真空(10d的-3次方乇以下)
随便看	narrow-minded narrow-mindedness narrow-mindedness narrow-mindedness narrow-mouth bottle narrow-mouthed narrow-necked narrow-shouldered narrow-shouldered narrowback narrowband narrowband narrowband ISDN Narrowband network narrowbase narrowcast narrowcast narrowcasting narrowed narrowed narrowed narrowed meaning narrower narrower narrower

英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。