So, last date we were looking at some early taxonomy, and then on to a little bit more about the interior of the atom.

因此，最近我们了解了一下早期的分类法，以便加深,对原子内部的理解。

麻省理工公开课 - 固态化学导论课程节选

As these tools became applied more and more widely, we learned more about how human physiology worked.

当这些工具应用的越来越广泛时,我们对人类生理运作的了解也逐渐加深

耶鲁公开课 - 生物医学工程探索课程节选