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
How ofter have met with our competitors?
你多久遭遇我们的竞争对手一次？
That's a tough question to answer.
那是一个很难回答的问题。
Yes.
是的。