Gearset
齿轮组
🗣️ 情景例句
Robbie, this new Walkman is absolutely wonderful. Robbie
Robbie 这个新的随身听真棒。
No, thanks. I'm in a hurry. How much is it?
不用了，谢谢。我还有急事。多少钱？
You must have been driving at seventy miles an hour.
你刚才一定是以每小时70英里的速度开车。