So let's take a look down here at what I'm doing and notice here that this is perhaps more compelling; right?
让我们往下看一下我在做什么,请注意这里这个可能是更引人入胜的,对不?
And the last piece I want you to see here, and then I'll let you go is, notice now how that encapsulation, that binding things together has really helped me.
我想要的那么干净,最后一点要给大家讲的是,也就是下课前讲的一点,就是请注意这里是怎么封装的,也就是把东西绑定在一起。
So, if you can't immediately know, and you don't all have periodic tables in front of you, so that's fine, but if you have a periodic table in front of you, you need to be able to count valence electrons, so work on that if it doesn't come naturally to you in terms of figuring that out.
如果你不能马上想到,而且你手上没有周期表,那还好,但如果你面前有一张周期表,那你就得具备从中查出价电子个数的能力,如果你不能自然而然地想到,请在这方面多下点功夫。
One more extremely important announcement, it's on your syllabus, but I want to underline it even more than it is already underlined and boldfaced.I want to underline the importance of the section discussions in this course.
还有一个特别重要的通知,这在你们的课程纲要上但我想请你们在那下面划线,这比那些已经被划出或加粗的字还重要,我想请你们划下讨论课的重要性。
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