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
His yearly salary is in seven digits.
他的年薪是7位数。
Thank you for seeing me off.
谢谢你送行。
He speaks little Chinese, so it's difficult to communicate with him.
他只能讲一点汉语，所以和他交流很难。