So if $200,000, Julie, is too low a figure because it doesn't include the loss of a loved one and the loss of those years of life, what would be what do you think would be a more accurate number?

朱莉，要是20万美金不够,因为没有算丧失亲人,和生命的损失，那你认为什么数目更合适？

耶鲁公开课 - 公正课程节选

For example, if you started here and you did all this and you came back here, the average velocity would be zero, because you start and end at the same value of x, you get something; 0 divided by time will still be 0.

例如,如果你从这里开始运动,经过这个过程又回到这里,平均速度就是0,因为初态和末态的位移相同,你得到了什么呢,0除以时间还是0

耶鲁公开课 - 基础物理课程节选