Camming
凸轮系统
🗣️ 情景例句
I want to take a flight to New York tomorrow.
我想明天坐飞机到纽约。
Hello, it's really great to talk about ourselves and get to know each other.
大家好，我们自我介绍并相互认识真是太好了。
The sense of humour is mysteriously bound up with national characteristics.
幽默感与民族有着神秘莫测的联系。