Thermionic cathode
[电] 热离子阴极
🧩 词语组成解析
a. 热离子的\\n[电] 热离
cathode
[['kæθəud]]
n. 阴极\\n[化] 阴极
🗣️ 情景例句
It might be a little cold.
可能有点凉了。
She was fully equipped for the climbing.
她装备齐全，准备登山。
So he decided to emigrate.
于是他决定移居他国。