Even in the case of this spring, when you pull it, if you pull it to the right by some force.

甚至是在这样的弹簧问题中,当你拉它的时候,如果你用力向右拉

耶鲁公开课 - 基础物理课程节选

In the case of a spring, this is the law that you will deduce.

在弹簧这个例子里,这就是你推导出来的定律

耶鲁公开课 - 基础物理课程节选

If we think about the drinks industry more generally here, rather than just beer, this would be Guinness, this would be Poland Spring, This is water and everything else would be in between here.

如果我们把啤酒业想得更普遍点,不仅仅只有啤酒,这可能是吉尼斯,这可能是波兰泉水,这是水而其他的产品分布在中间

耶鲁公开课 - 博弈论课程节选