美国公民家庭关系移民

There are four main category of U.S. Citizen's family based immigration, they are:

Spouse of U.S. Citizen

 美国公民的配偶。

Child (under the age of 21) of U.S. Citizen

 美国公民的 21岁以下儿子和女儿。

Parent of U.S. Citizen

 美国公民的父母。

Unmarried Sons & Daughters of U.S. Citizen

(Also known as First Preference)

 •第一优先: 美国公民的未婚成人的儿子和女儿。成人表示是 21 岁以上。

Sons & Daughters of U.S. Citizen (Married)

(Also known as Third Preference)

 •第三优先: 美国公民已结婚的儿子和女儿

Brothers & Sisters of U.S. Citizen.

(Also known as Fourth Preference)

 •第四优先: 美国公民的成人的兄弟和姊妹