I think it's the imminence of their fallen-ness that lends this image its incredibly powerful emotional intensity and also, I think, its beauty.

这是它们即将堕落的迫切性,使这幅图像有了无穷的情感强度,和无边的美感。

耶鲁公开课 - 弥尔顿课程节选

And to measure the intensity of unequal sharing, we take the difference in electronegativity, which I am going to use the Greek symbol chi for.

要度量非平均的程度，我们考虑电负性的差异，我要用希腊语第22个字母chi来表示电负性。

麻省理工公开课 - 固态化学导论课程节选