词汇是语言“大厦”的基础,在语言教学中具有十分重要的地位,在大学英语教学中更是如此。本文从构词法、语义场、词的联想与搭配的角度,探讨如何运用词汇理论知识指导大学英语词汇教学,帮助学生更快捷、更牢固地扩大英语词汇的掌握,提高学生的英语使用能力。 Vocabulary is the foundation of language “Building ”, and plays a very important role in language teaching, especially in college English teaching. This article discusses how to use the theory of vocabulary theory to guide the teaching of college English vocabulary from the perspectives of word formation, semantic field, association and collocation of words, to help students to grasp English vocabulary more quickly and more firmly and to improve students’ ability to use English.