Thermionic triode
[电] 热阴极电子管
🧩 词语组成解析
a. 热离子的\\n[电] 热离
n. 三极管\\n[化] 三极管
🗣️ 情景例句
I hope you won't take offense, But will accept what I say here as some fatherly advice.
我希望你不要反感，能够接受我这父亲般的建议。
He has a telephone directory.
他有一本电话簿。
Thank you very much, sir.
多谢，先生。