So let's think about how we can classify single and double and triple bonds, which is what we're really used to dealing with in terms of these sigma bonds and these pi bonds.

让我们想想怎么来分类单键双键,和三键，这在我们在考虑sigma键,和π键是很有用的。

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And the major difference seems to be in how they classify their attorneys, their lawyers

主要的区别似乎是他们怎样对律师进行分类，

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