Let me make sure that the user annotations are disabled this time and let's take a little look at this one here.
我先把用户信息注释去掉,然后开始播放。
So, if we take a look at what a single bond is, and let me grab some molecules here.
如果来我们看一下单键,让我拿个分子。
Now, you think you can make a mistake on your exam, take a look at this up here at tell me what that all is. I have no idea.
你觉得你可以在考试的时候犯错误,看一看这之前写的东西,能告诉我这些是什么,我也不知道。
Let me scroll down and take a look at what we can now do.
让我们翻下来看看我们接下来可以做什么。
And, he said, well, let me take a look at this.
他说过,让我看看。
So, why don't you take a look at this and tell me which are possible for a 2 s electron in a lithium atom where z 3 is going to be equal to three?
你们为什么不看一下这个然后告诉我对,于一个锂原子中的2s电子哪些是可能,的?它的有效电荷量,可能等于?
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