求翻译：家庭在任何一个国家都是重要的社会单位，但是由于各个国家的文化传统不同，因此，家庭的组成呈现出纷繁的局面。核心家庭占主导地位，一个家庭中有两代以上，没代只有一对夫妇的家庭数量很少，此外，还有单身家庭等形式。儿女成年后无论成家与否，一般都离开父母，单独居住。是什么意思？

Family are important social unit in any country, but because of different cultural traditions of various countries, therefore, the composition of the family showed numerous situation. Dominated nuclear family, more than two generations of a family, not on behalf of only a couple of small number of f

In any one country is an important social units, however, because of the different countries, different cultural traditions, family formation in a diversity of situations. The family-dominated, in a family with more than two generations, not only for a couple generations of the family are few in num

The family in any country all is the important social unit, but because each national cultural tradition is different, therefore, the family composition presents the complex aspect.The nuclear family occupies the dominant position, in a family has above two generations, does not have the generation

Families are important social units in any one State, but because of the different cultural traditions of individual countries and, therefore, presents a complex situation of the composition of the family. Nuclear families dominate, over two generations of a family, no small number of only a couple

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