Kinship consisted of blood kin and affinal kin and it established and extended chiefly through marriage.

亲属关系包括血亲、姻亲，但主要是通过婚姻建立和扩大的。

youdao

Kinship consisted of blood kin and affinal kin and it established and extended chiefly through marriage.

亲属关系包括血亲、姻亲，但主要是通过婚姻建立和扩大的。

youdao