Another illustration of the difficulty of translating all values, in this case, a certain idea of virtue, into utilitarian terms.

这个例子再次说明,很难把所有的价值，此处特指某种德行，转换为功利主义形式。

耶鲁公开课 - 公正课程节选

And he couldn't get values of velocity in between certain steps.

他得不出两个点之间,位移的速度。

麻省理工公开课 - 固态化学导论课程节选