让我不安的是现在杂志文章都短多了。
What perturbs me is that magazine articles are so much shorter nowadays.
让我想一想,她现在多大了呢?
现在让我想想—他说他住在哪里呢?
So, now with this framework, I said that talking about these valence electrons might give us some insight into chemical reactivity.
所以,现在对于这个结构,我认为讨论价电子能,会让我们对化学反应有更深的领悟。
Now, let me explain a detail that I think is important, but I think a little lost to us in today's world of technology.
现在,让我向你们解释一个我认为很重要的细节,但是我觉得在现在的科技中有点迷失了的。
So let's just to see how you run through some of those calculations. Now let me just ask who here took 5.111? And who here took 5.112?
那么让我们看看怎样,推导这些反应,现在让我问一下,这里有谁学过5。111?谁学过5。112?
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