Different ethnic groups have different systems of kinship.不同的民族亲属关系有着不同的体系。He is no kin to me.他与我没有亲属关系。Many will consider this a simple case of family ties.很多人会把这看成一个简单的亲属关系案例。I'm not going to give my son the job just because of our relationship.我不打算把这个职位给我儿子,正因为我们有这层亲属关系。