Hypernyms:electron tube thermionic tube thermionic vacuum tube thermionic valve tube vacuum tube
Inherited Hypernyms:acorn tubetubeelectronic devicedeviceinstrumentalityartifactwholeobjectphysical entityentity
单词 | acorn tube |
释义 | Acorn Tube nnoun.artifacta small vacuum tube; used at high frequencies Hypernyms:electron tube thermionic tube thermionic vacuum tube thermionic valve tube vacuum tube Inherited Hypernyms:acorn tubetubeelectronic devicedeviceinstrumentalityartifactwholeobjectphysical entityentity |
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英语词典包含147479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。