短篇小说《伊豆的舞女》是川端康成的成名之作,作品中主人公的内心世界细腻而饱满,具有非常高的心理分析价值。本文运用西方弗洛伊德精神分析理论中的人格结构理论和自我防御机制对主人公的“自我”、“本我”和“超我”进行分析,揭示出主人公复杂、矛盾的内心世界,及其最终走出“孤儿根性”的心路历程。 Short story “Dancing Girl of Izu” is the fame of Kawabata Yasunari. The protagonist’s inner world in her works is delicate and full, with a very high psychological value. This paper analyzes the hero ’s “self ”, “self ” and “super ” by using the theory of personality structure and self defense mechanism in Western Freudian psychoanalysis theory to reveal that the hero is complex and contradictory Inner world, and its ultimate out of “orphan root” mentality.