Crime is an immanent phenomena in the hierarchical society. Up till now, there emerged endless theories about the causes of crime and about the methods which people used to control and to prevent it.

犯罪是阶级社会的固有现象，长久以来，有关犯罪产生的原因以及如何控制和预防犯罪的理论和学说层出不穷。

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Crime is an immanent phenomena in the hierarchical society. Up till now, there emerged endless theories about the causes of crime and about the methods which people used to control and to prevent it.

犯罪是阶级社会的固有现象，长久以来，有关犯罪产生的原因以及如何控制和预防犯罪的理论和学说层出不穷。

youdao