美国戏剧家纳西·威廉斯的《欲望号街车》是一部悲剧。而剧中女主角布朗琪·杜波伊斯是美国戏剧作品中颇具争议性的人物之一。代表了美国南方优雅贵族文化的布朗琪,在与斯坦利所代表的北方强悍的工业文化的对抗中,注定要一败涂地。然而布朗琪作了勇敢的抗争,她悲剧性的凄美闪耀着永恒的理想和人性之光。本文主要论述分析剧作中深刻地伦理学主题。 American dramatist Naxi Williams “A Streetcar Named Desire” is a tragedy. The actress Brang DuBois is one of the most controversial characters in American drama. Blanche, who represents the elegant aristocratic culture of the South of the United States, is doomed to defeat in its confrontation with the mighty industrial culture of the north represented by Stanley. However, Braun made a brave struggle, her tragic beauty shining eternal ideal and humanity. This article mainly discusses and analyzes the profound ethical theme in the play.