英语词汇vacuum tube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 tube
释义	vacuum tuben.（名词）abbr. VT【缩写】 An electron tube from which all or most of the gas has been removed, permitting electrons to move with low interaction with any remaining gas molecules.真空管：一种内部空气全部或部分抽空的电子管，从而使电子在不受或少受空气分子的干扰下运动
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