He said, "Well, he dropped out when he saw this book and the requirements."

他说,他看了这本书和你的要求,就退课了

耶鲁公开课 - 金融市场课程节选

If that is so, we say "Poor Linda died " when she entered this spa." or you know "A week into the spa when " she dropped those 50 pounds."

如果她变成新的物体了，我们会说,“可怜的琳达做了水疗就死了,或者说，“她去做了一周水疗,减了50磅体重“

耶鲁公开课 - 死亡课程节选

So，the point is,every object falling under gravity is given by the same formula, but there are many, many objects that can have many histories, all falling under gravity, and what's different from one object and the other object is, when was it dropped, from what height, and with what initial speed.

关键是,每一个受重力作用下落的物体,都有同样的表达式,但是各个受重力作用下落的物体,都有不同的初始条件,所以它们的区别在于,下落时刻,下落高度和初始速度

耶鲁公开课 - 基础物理课程节选