By the way, when I say there's 10 Newtons acting this way, you might say, "What about gravity? What about the table?"

顺便提一下我说有 10 牛的作用力,你也许会问,"那重力呢,桌子对它的力呢"

耶鲁公开课 - 基础物理课程节选

So technically, if you ask what does the velocity stand for-- Let me draw a general situation.

从学术角度来说,如果你问速度表示什么,那让我来给你画一个常见的场景

耶鲁公开课 - 基础物理课程节选

He replied, "Jacob." Said he, "Your name shall no longer be Jacob, but Israel, for you have striven with God and men, and have prevailed." Jacob asked, "Pray tell me your name." But he said, "You must not ask my name!"

答，“我名叫雅各，“那人说，“你的名不要再叫雅各,要叫以色列，因为你与神与人较力都得了胜，“雅各问,“请将你的名告诉我，“那人却说，“何必问我的名，“

耶鲁公开课 - 旧约导论课程节选

All right, let me push you a little bit on that, Julia.

好，那我再进一步问你，朱莉娅。

耶鲁公开课 - 公正课程节选