Heater cathode
[电] 旁热式阴极
🧩 词语组成解析
cathode
[['kæθəud]]
n. 阴极\\n[化] 阴极
🗣️ 情景例句
No harm done.
没什么。
A man is as old as he feels.
老不老，自己晓。
It usually comes in September or October.
中秋节通常在9月或10月份。