So, people in the chemistry community and in the physics community had this general feeling that the theoretical structure of the entire universe was pretty well understood.

在化学界和物理学界,人们都觉得描述,整个宇宙的理论框架,已经被很好的理解了。

麻省理工公开课 - 化学原理课程节选

There was a lot of physics going on, but we didn't know a whole lot about atomic structure back in those days.

物理学在迅速发展，但在这之前并没有人对,原子结构有很全面的了解。

麻省理工公开课 - 固态化学导论课程节选