如今身份构建在众多学术领域都成为热门话题,很多语言学家也发展和完善了关于身份构建的研究。本文阐述身份构建相关理论,以中国网球运动员李娜自传《独自上场》为例揭示自传语体下作者身份构建的过程以及她构建出的三种新一代中国女性运动员身份,希望改变传统观念的偏见,并以此号召广大社会成员对这一弱势群体给予更多关注,使社会发展更加公平和谐。 Nowadays, identity construction has become a hot topic in many academic fields. Many linguists have also developed and improved their research on identity construction. This article expounds the theory of identity construction. Taking Chinese tennis player Li Na’s autobiography as an example, he reveals the process of constructing the author identity under the autobiographical genre and the identities of three new generation of Chinese female athletes she builds. He hopes to change the bias of traditional concepts, In this way, members of the general public are called upon to pay more attention to this vulnerable group and make social development more fair and harmonious.