美国人是由一个多民族后裔融合而成的民族。美国社会发展到今天,已经很难再清楚地划分出少数民族和多数民族了,因为即使是占人口绝大多数、牢牢掌握着国家机器的白种人,也彼此是不同欧洲国家移民的后裔。因此,要对作为整体的美国人的特征做个概括,确是一件不容易甚至是不可能的事。然而,我们必须、承认的是,作为一个已有200多年发展历史的国度。它必定有着不同于其他民族的自己的性格,自己的特色;加之美国自己独特的自然地理 Americans are a nation of a mixture of multiethnic descendants. The development of American society today has made it very difficult to clearly divide the ethnic minorities and the majority nations, because even the overwhelming majority of the population, the white people who firmly hold the state machinery, and the descendants of immigrants from different European countries to each other . Therefore, to summarize the characteristics of Americans as a whole is a difficult or even impossible task. However, we must admit that as a country that has a history of over 200 years of development, It must have its own character and its own characteristics that are different from those of other nations. In addition, the United States has its own unique natural geography