这篇文章所讨论的是中国华侨史的一部分,也是中美关系在历史上一件重要事项。它根据中外公私文献,论述十九世纪后期大批中国人远渡重洋,与当地居民一道建设美国,作出巨大贡献的事迹,以及他们付出高昂的代价,又受到虐待和排挤的经过。这么一桩历史事件的出现,自然有它的时代背景、社会原因和其他主客观因素, This article discusses the history of overseas Chinese as part of China is also an important issue in history. Based on public and private literature both at home and abroad, it discusses the deeds of large numbers of Chinese people who traveled across the oceans in the late nineteenth century to build the United States with their native inhabitants and makes tremendous contributions, as well as their high price, abuse and marginalization. The appearance of such a historical event naturally has its historical background, social reasons and other subjective and objective factors.