extended affinal marriage

例句：

1. 1. The extendedaffinal marriage has brought the couple closer together.
   扩展的姻亲婚姻让这对夫妇更加亲密。
2. 2. The expanded affinal marriage has resulted in many new opportunities for both families.
   扩展的姻亲婚姻为双方家庭带来了许多新的机遇。
3. 3.The expanded affinal marriage has brought about significant changes to the family dynamics.
   扩展的姻亲婚姻对家庭动态产生了重大影响。