文章考察了与转折连词“顾”相关的语义的演变历程,分析了这些语义演变的理据,并从跨语言的角度分析后认为,转折连词“顾”当来源于其转折义副词,后形成了“转折副词>转折连词”的语义演变模式。文章认为汉语史上其他转折义副词如“倒”“却”“还”“转”等,没有与“顾”平行虚化为转折连词,与其源义密切相关。 The article examines the evolution of the semantics associated with the conjunctions “GU ” and analyzes the motivation of these semantic evolutions. From the perspective of cross-linguistic analysis, the article concludes that the turning conjunctions “GU , Which formed the semantic evolution mode of ”turning adverbs> turning conjunctions “. The article holds that other adverbials in the history of Chinese, such as ”In “ ”But “ ”also “ ”Go “ and so on, are not parallel with ”Gu .