Freudism

例句：

1. 1.The book is based on the theories of Sigmund Freud.
   这本书基于西格蒙德·弗洛伊德的理论。
2. 2.His work has influenced many psychoanalytic theories.
   他的作品影响了众多心理分析理论。
3. 3.The psychoanalysts believe that Freud's theories have helped people understand their own behavior.
   精神分析师们认为弗洛伊德的理论帮助人们理解了自己的行为。