《寒夜》是巴金在解放前创作的最后一部长篇小说,是一部描绘20世纪40年代国民党统治区中底层知识分子悲惨生活的悲剧作品。从《寒夜》开始,巴金的创作风格由青春热情的抒发转向对人物内心世界的描述,以此表现复杂的人物情感。《寒夜》作为这样一篇巴金后期风格的代表作,在人物塑造上无疑是非常成功的。本文将通过曾树生和汪文宣两个主要人物的形象描绘,分析人物联系和作品悲剧性的表现, Cold Night is the last novel written by Ba Jin before liberation, a tragic work depicting the tragic life of middle-bottom intellectuals in the Kuomintang area under the rule of the 1940s. From “Cold Night”, Ba Jin’s creative style turned from the passionate expression of youth to the description of the inner world of characters to express the complex emotions of the characters. “Cold Night” as a representative of such a style of the late Ba Jin, character shaping is undoubtedly very successful. This article will describe the tragedy of the characters and the works through the images of the two main characters, Zeng Shusheng and Wang Wenxuan,