全球化过程中,族裔文学特有的社会历史和文化价值越来越得到重视。笔者从多重文学批评的维度,运用语言转向、空间转向以及边缘身份的构建与文化认同等文学研究和批评方法,解读亚裔美籍诗人宋凯西《迷失的姐姐》一诗,探寻仍处于他者文化地位的边缘人群的特征,并尝试界定少数族群的文化身份。结论指出虽身处边缘,也可保持独立性,并理性地进行文化批评,这是少数族裔作家群体写作的有利条件。 In the process of globalization, the social history and cultural values ​​peculiar to ethnic literature are getting more and more attention. From the perspective of multi-literary criticism, the author uses the method of literature research and criticism, such as linguistic turn, space turn, the construction of the marginalized identity and cultural identity, to interpret the poem “Miss Lost Sister” of Asian American poet Song Kaixi and explore what is still in the culture of the Other Status of marginalized people and attempts to define the cultural identity of ethnic minorities. The conclusion points out that although being marginalized, they can also maintain their independence and rationally conduct cultural criticism, which is a favorable condition for ethnic minority writers to write.