And again, I want you to have practiced drawing these out in the form you always need to start with the sigma and then write the number of the orbital.
同样的，我希望你们，练习画这种图，你总是要从sigma开始，然后写出轨道数目。
It's just an arbitrary number, I admit, but the point should be clear-we need to read that book again and again to start understanding its meaning.
我承认这只是一个任意的数字，但要点应当清楚——我们需要把那卷书读了又读，直到我们开始明白它的意思。
I need to find work and start all over again.
我需要重新发现工作和开始。
I need to find work and start all over again.
我需要重新发现工作和开始。
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