其是由一个控制栅极、一个阴极和一个阳极组合起来的真空管。

其是由一个控制栅极、一个阴极和一个阳极组合起来的真空管。的英文翻译

基本释义

• "It was the first triode vacuum tube, incorporating a control grid as well as a cathode and an anode."