Kenetron
大型热阴极二极电子管(用于工业整流和 X-射线设备), 高压二极管
🗣️ 情景例句
I have been exposed to languages such as English, Spanish, and French.
我接触过英语、西班牙语和法语。
But you have to pay 5% commission on this money exchange.
但兑换这笔外币，您得另外付5%的手续费。
All that afternoon, I jumped and sang and did all kinds of things.
那天整个下午我跳呀，唱呀，做出各种样子逗她。