And when we define that as r being equal to zero, essentially we're multiplying the probability density by zero.

当我们定义ｒ等于０处，事实上是把概率密度乘以０．

麻省理工公开课 - 化学原理课程节选

Deep equality, we get to define, that's what I did by writing same point.

我们需要自己定义，也就是我写比较是不是，同一个点的那个程序。

麻省理工公开课 - 计算机科学及编程导论课程节选

So the result is we can combine all of these as a single differential, and just like we've seen before, what that suggests is that we define another new quantity given by this expression.

结果就是我们能把所有的结果,整理成一个单一的微分，就像我们前面看到的一样，这说明我们可以利用这个式子,定义一个新的物理量。

麻省理工公开课 - 热力学与动力学课程节选

You guys have been trained by your culture to define what constitutes a food.

大家都在特定的文化熏陶下,知道了什么构成了食品

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

By definition I'm going to define gamma by Cp over Cv by definition.

把Cp/Cv记作γ,这完全是定义。

麻省理工公开课 - 热力学与动力学课程节选

OK, delta H is delta of u plus pV. By definition that's how we define enthalpy up here.

好，ΔH=Δ,根据定义，这就是我们。

麻省理工公开课 - 热力学与动力学课程节选