Peniotron
日本式快波简谐运动微波放大器
🗣️ 情景例句
Not really.
不是吧。
Come to me if you're in any difficulty.
有困难来找我。
I gave him a meal.He ate the food and drank the beer.
我给了他一顿饭。他把食物吃完，又喝了酒。