Who qualifies as an immediate relative?
谁符合直系亲属的条件？
You are an immediate relative if you are: The spouse of a U.S. citizen; The unmarried child under 21 years of age of a U.S. citizen; or The parent of a U.S. citizen if the U.S. citizen is at least 21 years of age.
你是直系亲属，如果你是：美国公民的配偶；美国公民的未婚子女且年龄在21岁以下；或者你是美国公民的父母，如果美国公民至少21岁。