中介语石化是第二语言习得或外语学习中的一个普遍现象。本文主要应用一些国内外学者从生物学、心理学、认知学以及文化观和相互作用等理论,论述了第二语言和外语学习者中介语石化现象的形成,以及中介语石化现象的研究对外语教学的启示。 Interlanguage fossilization is a common phenomenon in second language acquisition or foreign language learning. In this paper, some domestic and foreign scholars mainly use the theory of biology, psychology, cognition, culture and interaction to discuss the formation of interlanguage fossilization in second language and foreign language learners, as well as the study of interlanguage fossilization Enlightenment of Foreign Language Teaching.