http://uscis.gov/graphics/services/natz/faq.htm#q2
回複:在美國生的小孩都是美國公民嗎?
Generally, people are born U.S. citizens if they are born in the United States or if they are born to U.S. citizens:
http://uscis.gov/graphics/services/natz/faq.htm#q2
http://uscis.gov/graphics/services/natz/faq.htm#q2