Crestatron
高压行波管
🗣️ 情景例句
It's nice to be alone with you, Grandpa.
很高兴单独与你在一起， 爷爷。
I ask him to do the washing now.
我要求他现在做洗涤工作。
Where are you going to spend your holidays this year,Gary?
加里，今年你们打算去哪里度假？