As you come to the top of the building, the elevator has to decelerate, so that it loses its positive velocity and comes to rest.
当你要到顶时,电梯需要减速,此时电梯速度减小最后静止
耶鲁公开课 - 基础物理课程节选
应用推荐
模块上移
模块下移
不移动