so it is as crucial as ever to understand theory At the same time, we have the vantage point of, I suppose, what we can now call history.

因此去理解理论一直以来都是至关重要的,以此同时我想，我们处在，历史的有利位置。

耶鲁公开课 - 文学理论导论课程节选

Whereas in molecular orbital theory, what I'm telling you is instead we understand that the electrons are spread all over the molecule, they're not just associated with a single atom or a single bond.

而在分子轨道理论里，我要告诉你们的时,我们任为电子分布在整个分子中,它们不仅仅是和,一个原子或者一个键有关。

麻省理工公开课 - 化学原理课程节选