Dopplerizer
多普勒效应器
🗣️ 情景例句
I'd be happy if you would go out with me.
你和我一起出去我会很高兴的。
The knife is dirty, Would you bring me a clean one, please?
这刀子是脏的，请你拿个干净的给我。
Later we learnt that there was a very important person on board.
后来我们才得知，飞机上坐了一位非常重要的人物。