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
I needed that.
我正需要这个。
Every man is the master of his own fortune.
每个人都是他自己的命运的主宰。
No matter what the conditions were, he believed that a car should be driven as fast as it could possibly go.
他认为不管路面情况如何，车必须以最高速度前进。