| 摘要 | 第4-5页 |
| Abstract | 第5-6页 |
| Introduction | 第9-11页 |
| Chapter One Literature Review | 第11-17页 |
| 1.1 Previous Studies on Lexical Meaning Extension | 第11-13页 |
| 1.1.1 The Definition of Lexical Meaning Extension | 第11页 |
| 1.1.2 Relations between the Senses of a Polysemous Word | 第11-12页 |
| 1.1.3 Different Accounts of the Causes of Meaning Extension | 第12-13页 |
| 1.2 Previous Studies on Lexical Meaning Extension of Nouns in English | 第13-17页 |
| 1.2.1 Relevant Research on Concrete Nouns | 第14-15页 |
| 1.2.2 Relevant Research on Abstract Nouns | 第15-17页 |
| Chapter Two Theoretical Framework | 第17-24页 |
| 2.1 Metaphorical Extension of Lexical Meaning | 第17-19页 |
| 2.1.1 Brief Introduction of Metaphorical Extension | 第17页 |
| 2.1.2 Domain Mapping in the Metaphorical Extension of Lexical Meaning | 第17-19页 |
| 2.1.3 Working Mechanism of Metaphorical Extension of Lexical Meaning | 第19页 |
| 2.2 Metonymic Extension of Lexical Meaning | 第19-22页 |
| 2.2.1 Brief Introduction of Metonymic Extension | 第20页 |
| 2.2.2 Domain Mapping in the Metonymic Extension of Lexical Meaning | 第20-21页 |
| 2.2.3 Working Mechanism of Metonymic Extension of Lexical Meaning | 第21-22页 |
| 2.3 Relations between Metaphor and Metonymy in the Extension of Lexical Meaning | 第22-24页 |
| Chapter Three Methodology | 第24-30页 |
| 3.1 Research Questions | 第24页 |
| 3.2 Classification of Nouns in English | 第24-26页 |
| 3.3 Data Collection | 第26-27页 |
| 3.4 Case Study | 第27-30页 |
| Chapter Four Lexical Meaning Extension of Nouns in English | 第30-75页 |
| 4.1 Semantic Features of Lexical Meaning | 第30-32页 |
| 4.2 Analysis of Lexical Meaning Extension of Concrete Nouns in English | 第32-62页 |
| 4.2.1 Lexical Meaning Extension of Polysemous Body Terms | 第32-41页 |
| 4.2.2 Lexical Meaning Extension of Polysemous Animal Terms | 第41-48页 |
| 4.2.3 Lexical Meaning Extension of Polysemous Plant Terms | 第48-54页 |
| 4.2.4 Lexical Meaning Extension of Polysemous Natural Terms | 第54-57页 |
| 4.2.5 Lexical Meaning Extension of Polysemous Food Terms | 第57-62页 |
| 4.3 Analysis of Lexical Meaning Extension of Abstract Nouns in English | 第62-68页 |
| 4.3.1 Metaphorical Lexical Meaning Extension of Polysemous Emotion Terms | 第62-63页 |
| 4.3.2 Metonymic Lexical Meaning Extension of Polysemous Emotion Terms | 第63-68页 |
| 4.4 Similarities and Differences between Lexical Meaning Extension of Different Nounsin English | 第68-75页 |
| 4.4.1 Similarities | 第68-72页 |
| 4.4.2 Differences | 第72-75页 |
| Conclusion | 第75-77页 |
| Bibliography | 第77-80页 |
| Appendices | 第80-81页 |
| 攻读硕士学位期间取得的学术成果 | 第81-82页 |
| Acknowledgements | 第82页 |
