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Sociologists have studied and described it .

社会学家已经对此进行研究，加以描述。

Pop sociologists like to divide people born since 1945 into different groups .

通俗社会学家喜欢将1945年以后出生的人划分为不同的群体。

The argument echoes that made since the 1960s by sociologists and politicians about the breakdown of the black american family .

这一论证回应了20世纪60年代由社会学家和政治家们关于美国黑人家庭破裂的研究。

This criticism dovetails strikingly with what other sociologists and psychologists are observing in the interpersonal behaviour of some nomads .

这个批评惊人的与一些社会学家和心理学家观察到的某些游牧人的人际交往行为相吻合。

Other researchers , such as sociologists , have tried to define americans as middle class by how they self-identify .

其他的研究人员，例如社会学者，试图以人们自己如何自我识别来定义美国中产阶层。