听力理解能力一直是二语教学及学习的瓶颈。心理词汇量的大小直接影响二语听力理解水平能力的高低。本文拟运用心理词汇理论分析和阐释二语听力理解过程,旨在让二语学习者了解听力理解的心理机制,从而为改善二语听力学习和听力教学提供心理学基础。 Listening comprehension has always been a bottleneck in second language teaching and learning. The size of psychological vocabulary directly affects the level of second-language listening comprehension. This paper intends to analyze and interpret the process of second language listening comprehension by using the theory of psychological lexicon. The aim of this article is to provide second language learners with a good understanding of the psychological mechanism of listening comprehension and to provide a psychological basis for improving second language listening comprehension and listening comprehension.