We're still close enough to the summer that the air is not just filling us up with extra static electricity, so it's a little more challenging here.

我们现在离夏天更近了,这样空气中不总是,充满额外的静电，所以这时做实验,会有一些挑战性。

麻省理工公开课 - 化学原理课程节选

They'll say human rights are ideas and concepts embedded in religious traditions, in cultures, in ethical traditions, and only recently have we decided to make human rights law out of it.

他们会说人权的思想和概念,根植于宗教传统，文化和道德传统中，只是近几百年来我们决定,从而确立了人权法。

普林斯顿公开课 - 人性课程节选