英文: Tracing Immigrant Origins - Series of lessons on how to trace immigrant ancestors.
中文: 追踪移民起源一系列教训,就如何追踪移民的祖先.英文: First, I'm not chinese immigrant.
中文: (一、我不是中国移民。)英文: Others said it could even be an immigrant.
中文: 而有人甚至猜测,第三亿个人是个移民后代。英文: Immigrant workers were classed as resident aliens.
中文: 移民来的工人已归入外侨类.英文: The United States is an immigrant country.
中文: 美国是个移民的国家。