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单词 vacuum tube (US) (Brit radio valve)
释义 sealed glass tube with an almost perfect vacuum to enable an electriccharge to pass through, formerly used in radios, televisions,etc 真空管; 电子管.
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英汉词典包含54938条英汉翻译词条,涵盖了常用英语单词及词组短语的翻译及用法,是英语学习的必备工具。

 

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