依据德里达性别解构理论和朱迪斯·巴特勒的性别操演理论,从性别气质的“变异”归宿、性别取向的“灰色地带”和性别无界与真爱跨界三方面分析阿莉·史密斯小说《当女孩遇上男孩》中的性别模糊化和性别消解现象,指出史密斯的性别理念解构了刻板性别气质和性别二元建构,传达了性别气质多元化和性别多样性的信息,揭示出作者质疑异性恋霸权和颠覆性别二元建构的态度。 According to Derrida’s theory of gender deconstruction and Judith Butler’s theory of gender performance, we analyze Alie from three aspects: gender temperament “variation ”, sex-oriented "gray zone It is pointed out that Smith’s gender concept has deconstructed stereotyped gender temperament and gender duality and conveyed the message of gender temperament diversification and gender diversity, The author questions the hegemony of heterosexuality and the subversion of gender duality.