| Acknowledgements | 第1-6页 |
| 摘要 | 第6-8页 |
| Abstract | 第8-12页 |
| Chapter One Introduction | 第12-15页 |
| ·The Purpose of This Thesis | 第12页 |
| ·The Significance of This Thesis | 第12-13页 |
| ·The Organization of This Thesis | 第13-15页 |
| Chapter Two Literature Review | 第15-31页 |
| ·Previous Research of Word Meaning | 第15-18页 |
| ·Semantics & Pragmatics | 第15-17页 |
| ·Lexical Semantics and Lexical Pragmatics | 第17-18页 |
| ·The Relevance Theory | 第18-30页 |
| ·Introduction of Relevance Theory | 第18-19页 |
| ·Cognitive Principle of Relevance | 第19-20页 |
| ·Communicative Principle of Relevance | 第20-24页 |
| ·Choice of Contexts in Relevance Theory | 第24-25页 |
| ·Relevance Theory and the Inferential Model of Communication | 第25-29页 |
| ·Relevance-theoretic Comprehension Procedure | 第29-30页 |
| ·The Lexical Pragmatic Enrichment | 第30-31页 |
| Chapter Three Analysis of Relevance-theoretic Lexical Narrowi | 第31-41页 |
| ·Relevance-theoretic Lexical Narrowing | 第31-33页 |
| ·Definition of Lexical Narrowing | 第31-32页 |
| ·The Existing Accounts of Lexical Narrowing by Levinson. | 第32-33页 |
| ·The Process of Relevance-theoretic Lexical Narrowing | 第33-39页 |
| ·The Features of Relevance-theoretic Lexical Narrowing | 第39-41页 |
| Chapter Four Analysis of Relevance-theoretic Lexical Broadening | 第41-63页 |
| ·Analysis of Lexical Approximation | 第41-45页 |
| ·Analysis of Lexical Category Extension | 第45-47页 |
| ·Analysis of Lexical Metaphorical Extension | 第47-63页 |
| Chapter Five Conclusion | 第63-66页 |
| ·Relevance Theory and Lexical Pragmatics | 第63-65页 |
| ·The Contributions and Limitations of This Thesis | 第65-66页 |
| Bibliography | 第66-69页 |
