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
There are a few openings in publishing for new graduates.
出版业中几乎没有给新毕业生的空缺。
What's it like, being and actor?
做为一个演员，你有什么想法？
Take care. The pan's very hot.
当心，锅很烫。