Now you're right: you're right if you have the feeling that you've heard a lot of these same ideas before.

你们是对的：如果你们觉得,这些说法都是老生常谈了。

耶鲁公开课 - 弥尔顿课程节选

So, that's not exactly the case and we're going to start in at the point where right around this time of great confidence of feeling all has been conquered, there are some observations and discoveries that are made that completely break down these theories.

把测量弄的更精确一点,但事实并不如他说的这样,我们就要从这时候谈起,当时人们十分有信心的,觉得已经征服了一切问题,但有一些实验和观察,彻底粉碎了这种看法。

麻省理工公开课 - 化学原理课程节选

So I think I can safely say that most people had the right idea and were counting quickly, 3 though I have a feeling that some people who wrote 13 might have forgotten about those 4 f, the 4 f electrons.

我认为我可以放心地说,大部分人的想法都是对的,数得也很快，只是我感觉不少选，13，的人都是因为3,忘了，4，f，4，f，电子。

麻省理工公开课 - 化学原理课程节选