Crestatron
高压行波管
🗣️ 情景例句
Well, here's a twenty.
嗯 ，这是二十美元。
The love of money and the love of learning rarely meet.
爱财与好学，实难相共容。
We all know how wonderful you are. There is no need to show off.
我们都知道你很棒，你就没有必要炫耀了。