英语词汇“valve tube”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	valve tube
释义	> as lemmas valve tube valve tube n. ΚΠ 1827 M. Faraday Chem. Manip. xv. 367 Applying the mouth to the lower aperture of the valve tube. extracted from valven.¹ < as lemmas
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英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

> as lemmas