Coen
n. 科恩（姓)
🗣️ 情景例句
Will I have to wait for a long time?
我得等很久吗？
Why didn't you do it?
为什么你不做？
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。