Qot-cathode tube
[电] 热阴极管
🧩 词语组成解析
cathode
[['kæθəud]]
n. 阴极\\n[化] 阴极
🗣️ 情景例句
What's this?
这是什么？
Nothing must be done hastily but killing of fleas.
除非消灭跳蚤，做事不必急躁。
Hello, Wei Hua! Where are you going?
你好，魏华！上哪儿去呀？