As we mentioned in one of the earlier classes, these macronutrients differ in how much energy you can derive from them.

我在之前一节课提过,身体从不同大量营养素中吸收的能量不同

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Notice how they differ from Aristotle's views.

注意它们是如何不同于亚里士多德的观点

耶鲁公开课 - 死亡课程节选

And the point that I also want to make is the way that they differ, z effective actually differs from the total charge in the nucleus due to an idea called shielding.

我也想指出的一点是它们不同的方式,有效的z事实上不同于原子核的，总电荷量,因为屏蔽效应。

麻省理工公开课 - 化学原理课程节选