英语词汇thermionic valve的意思、用法及释义-英汉双解词典

单词	thermionic valve
释义	thermionic valve (US ,thermionic `tube), vacuumtube in which a flow of electrons is emitted by heated electrodes, used in the receiving of radio signals, etc 热离子管.
随便看	pre-eminently pre-empt pre-emption pre-emptive preen pre-exist pre-existence pre-existent prefab prefabricate prefabrication preface prefatory prefect prefectural prefecture prefer preferable preference preference shares preferential preferentially preferment prefigure prefix

英汉双解词典包含38652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。