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

单词	thermionic valve
释义	thermionic valve Brit. See vacuum tube. [1915-20]
随便看	union suit Uniontown uniparental uniparous unipersonal unipetalous uniplanar unipod unipolar unipotent unipotential unique uniramous unirascibility unirascible unirenic uniridescent unironed unironical unirradiated unirradiative unirrigable unirrigated unirritable unirritant

英语词典包含168451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。