Thermionic grid emission
[电] 热离子栅极发射
🧩 词语组成解析
a. 热离子的\\n[电] 热离
grid
[ɡrɪd]
n. 格子，非实质的;地图上的坐标方格;（输电线路、天然气管道等的）系统网络;
🗣️ 情景例句
Financial security, that's what it's all about.
家庭财政状况无忧，这就够了。
He who has lost shame is lost to all virtue.
没有廉耻心，没有好德行。
This is because the surface of the earth is not flat but round.
因为地球表面不是平的，而是圆的。