Intercoordination
相互耦合
🗣️ 情景例句
Sunday. Why?
星期天。为什么问这个？
My brother wants to learn how to drive a car.
我的兄弟要去学驾驶。
it would be up and down, to and for and from side to side.
呈现出上上下下、来来回回、左左右右3种性质的运动。