Sct
[化] 简单碰撞理论
🗣️ 情景例句
Then walk two blocks to the traffic light.
再走两条街到红绿灯处
How did you find him?
你是如何找到他的？
Competition between ourselves, person against person, community against community,
然而人类之间的竞争，人与人，团体与团体，