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单词
thermionic vacuum tube
释义
thermionic vacuum tube
[θ?:mi??nik ?v?kju?m tju:b]
释义
热离子真空管
英英释义
Noun
1. electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
随便看
top level goal
top level men
top-level monitor
top level node link
top-level response
top-level specification
top-level structure
top level ventilation
top lever
toplex
Toplexil
Topley
topleys
Toplica
Toplice
top lid
topliff
top lift
toplift
toplift attachment
top lift block
top lift cradle
top lifter
top-lift frame
top lift frame
英汉翻译词典包含4367426条英汉汉英翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习的有利工具。
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更新时间：2026/8/14 10:14:43