本研究认为，解决该组织问题的关键在于解决职能错位，即目标置换问题。

It is asserted that the key to solute the problems is to overcome the problem of function displacement, in other words, the problem of goal displacement.

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另外，如此一个似乎很重要的情节问题——入侵者身份，竟然如麦高芬般可随便置换。

Another is that such a seemingly significant plot point as the identity of the invaders is actually as interchangeable as a MacGuffin.

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其它的计数问题引导我们去研究置换群的轨道。

Other enumeration problems lead us to the study of orbits of permutation groups.

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