话轮是日常会话的基本结构单位,是会话的显着特征,对它的研究一直吸引着很多学者。本文重点介绍了大学英语口语会话话轮转换过程中的关联解读方式,以实际英语课堂中生生课堂会话的转写语料为例,解释了话轮转换中的关联性、关联原则及认知语境的构建方式,并通过借助大学英语口语会话来分析,解释话轮转换过程中所产生的关联。关联理论中的认知环境、语境假设与最佳关联等内容对大学英语教学有重要的启示作用,可改进口语和听力教学,提高学生的口语、听力水平。 The turn-round is the basic unit of daily conversation and the salient feature of the conversation. Its research has always attracted many scholars. This article focuses on the associated interpretation of Oral conversational conversations in college English. Taking the corpus of livelihood class conversations in the actual English classroom as an example, this paper explains the relevance, relativity and cognitive context in turn-taking And through the use of college English spoken conversation to analyze and explain the turn generated during the turn of the wheel. Cognitive environment, contextual hypothesis and optimal relevance in relevance theory have an important enlightenment on college English teaching, which can improve oral and listening teaching and improve students’ oral English and listening comprehension.