| ACKNOWLEDGEMENTS | 第1-6页 |
| 摘要 | 第6-7页 |
| Abstract | 第7-11页 |
| CHAPTER ONE INTRODUCTION | 第11-15页 |
| ·Research Background | 第11页 |
| ·Research Significance | 第11-12页 |
| ·Organization of this thesis | 第12-15页 |
| CHAPTER TWO LITERATURE REVIEW | 第15-25页 |
| ·An Overall View of English Euphemism | 第15-18页 |
| ·Euphemism and taboo | 第15-16页 |
| ·Defillitions of euphemism | 第16-17页 |
| ·Features of cuphemism | 第17-18页 |
| ·Studies on Euphemism Abroad and at Home | 第18-22页 |
| ·Studies on euphemism abroad | 第18-20页 |
| ·Studies on euphemism at home | 第20-21页 |
| ·Limitations of the previous studies | 第21-22页 |
| ·A Brief Introduction to Cognitive Linguistics | 第22-25页 |
| ·Three Cognitive approaches | 第22-23页 |
| ·Relationship between cognitive linguistics and euphemism | 第23-25页 |
| CHAPTER THREE COGNITIVE LINGUISTICS STUDY ON ENGLISHEUPHEMISM | 第25-43页 |
| ·Categorization in Cognitive Linguistics | 第25-26页 |
| ·The Classical Approach to Categorization | 第26-27页 |
| ·The Cognitive Approach to Categorization | 第27-34页 |
| ·Family resemblances | 第28-29页 |
| ·Categorization | 第29页 |
| ·Prototype theory | 第29-31页 |
| ·Levels of categorization | 第31-34页 |
| ·Application of Categorization in Euphemism | 第34-41页 |
| ·Application of prototype categorization in euphemism | 第34-39页 |
| ·Application of levels of categorization in euphemisms | 第39-41页 |
| ·Generating Mechanism of Euphemism within Framework of Categorization Theory | 第41-43页 |
| CHAPTER FOUR METAPHOR AND EUPHEMISM | 第43-54页 |
| ·Cognitive Approach to Metaphor:Conceptual Metaphor | 第43-44页 |
| ·Psychological Basis of Metaphor | 第44-46页 |
| ·Characteristics of Conceptual Metaphor | 第46-47页 |
| ·Synthetic similarity | 第46页 |
| ·Systematic highlighting and hiding | 第46-47页 |
| ·Application of Conceptual Metaphor in Euphemism | 第47-54页 |
| CHAPTER FIVE METONYMY AND EUPHEMISM | 第54-63页 |
| ·Cognitive Approach to Metonymy:Conceptual Metonymy | 第54-57页 |
| ·Metonymy is a conceptual phenomenon | 第55页 |
| ·Metonymy is a cognitive process | 第55-56页 |
| ·Metonymy operates within ICM | 第56-57页 |
| ·Characteristics of Conceptual Metonymy | 第57-58页 |
| ·Systematicity of metonymy | 第57页 |
| ·Function of highlighting and hiding | 第57-58页 |
| ·Application of Conceptual Metonymy in Euphemism | 第58-61页 |
| ·Generating Mechanism of Euphemism within Framework of Conceptual Metaphor and Metonymy | 第61-63页 |
| CHAPTER SIX CONCLUSION | 第63-65页 |
| ·Generating Mechanisms of English Euphemism | 第63-64页 |
| ·Transfer from prototype to non-prototype | 第63-64页 |
| ·Highlight certain aspects and hide other aspects | 第64页 |
| ·Limitations of This Study | 第64-65页 |
| BIBLIOGRAPHY | 第65-68页 |
