《日常用品》是沃克探讨黑人种族身份和自我身份的一个典例。本文通过分析小说中伴随情节的发展依次呈现了三组二元对立结构:疏远与被疏远的对立;白人价值观与黑人价值观的对立;改变和守旧的对立。在分析母女三人的冲突与对立及人物内心的复杂及矛盾的同时,深层次挖掘出沃克对黑人民族的生存出路及命运的探讨和深刻认知。 “Daily necessities” is Walker’s discussion of black ethnic identity and self-identity as an example. By analyzing the development of accompanying stories in the novel, this article presents three sets of binary opposition: the opposition between estrangement and estrangement; the opposition between white values ​​and black values; and the opposition between changing and conservative. While analyzing the conflicts and contradictions between the mother and daughter and the complexities and contradictions in the heart of the characters, it deeply explores Walker’s exploration and profound cognition of the survival path and destiny of the black people.