华人社团与华文教育、华文报刊被称为海外华人社会的三大支柱。二战以来,由于国际移民环境与美国社会发生了剧烈的变化,美国华人社会也经历着前所未有的变动。在这样的背景下,美国华侨华人社团也出现了一些与以往不同的新变化。本文从原因、性质、功能的转变等角度分析二战后美国华侨华人社团的新变化。 Chinese community and Chinese education, Chinese newspapers are known as the three pillars of overseas Chinese community. Since the Second World War, due to dramatic changes in the environment of international immigrants and the American society, the Chinese American community has undergone unprecedented changes. Against this background, some new changes have taken place in the overseas Chinese community and are different from the past. This article analyzes the new changes of overseas Chinese associations after the Second World War from the perspectives of reasons, nature and functions.