So hopefully, it was a time issue in terms of looking at the periodic table, because let's have you tell me what are we looking for here?

希望刚才大家出问题的原因,是因为看周期表有时间限制，请大家告诉我,我们在这里找什么？

麻省理工公开课 - 化学原理课程节选

Let me simply tell you that in time I am going to show you that this formula is inconsistent with the Bohr model.

让我说简单点吧,之后我会向你演示,这个方程式与波尔模型不一致。

麻省理工公开课 - 固态化学导论课程节选