And so, you know from your Newtonian mechanics, as you were learning in 8.01, the dynamic force here mv^2/r is mv squared over r.

在8。01节对牛顿动力学系统的学习中，我们可以知道这里的运动受力,就是。

麻省理工公开课 - 固态化学导论课程节选

We'v e shown that learning optimism prevents depression and anxiety in children and adults, roughly halving their incidence over the next 2 years.

研究证实，乐观可帮助儿童和成人,预防抑郁和焦虑，使未来两年的发病率降低一半。

哈佛公开课 - 幸福课课程节选

Milton -- this will be the working assumption that I bring to my reading of this poem -Milton sets out to prove something in Lycidas, and the most important thing that he proves is his control over the learning that he has accumulated.

弥尔顿-这是我个人对于诗歌的理解之中,极为有益的一点假设,弥尔顿旨在在里证明一些事情，他所要证明的最重要一点在于,其自身对于他所学所积累的一种完全的掌控。

耶鲁公开课 - 弥尔顿课程节选