Title: Er shi shi ji de Meiguo wen hua
Description: Ben shu fen jie duan jie shao le cong ben shi ji chu dao xian zai mei guo wen hua de fang fang mian mian, lun shu le ju you mei guo te zheng de wen hua xian xiang de lai long qu mai.
Subjects: Civilization
Places: United States, Mei guo-wen hua fa zhan
Time periods: 20th century