| Acknowledgements | 第1-8页 |
| Abstract | 第8-10页 |
| 内容摘要 | 第10-12页 |
| Chapter One Introduction | 第12-17页 |
| ·Background of the Study | 第12-13页 |
| ·Significance of the Study | 第13-14页 |
| ·Data Collection and Research Methodology | 第14-16页 |
| ·Corpus of Data | 第14-15页 |
| ·Research Methodology and Procedures | 第15-16页 |
| ·Organization of the Thesis | 第16-17页 |
| Chapter Two Literature Review | 第17-28页 |
| ·An Overview of Political Euphemism | 第17-23页 |
| ·Definition and Motivation of Political Euphemism | 第18页 |
| ·Constitution of Political Euphemism | 第18-21页 |
| ·Abstraction | 第19页 |
| ·Substitution | 第19-20页 |
| ·Understatement | 第20页 |
| ·Metaphor | 第20页 |
| ·Periphrasis(Circumlocution) | 第20-21页 |
| ·Functions of Political Euphemism | 第21-23页 |
| ·Functions of Political Euphemism in Internal Relations | 第21-22页 |
| ·Functions of Political Euphemism in International Relations | 第22-23页 |
| ·Previous Studies on Political Euphemism | 第23-27页 |
| ·Studies on Political Euphemism Abroad | 第23-25页 |
| ·Studies on Political Euphemism in China | 第25-27页 |
| ·Problems in Previous Studies of Political Euphemism | 第27-28页 |
| Chapter Three Theoretical Framework:Adaptation-Relevance Model | 第28-41页 |
| ·Relevance Theory | 第28-30页 |
| ·Adaptation Theory | 第30-32页 |
| ·Theoretical Framework:Adaptation-Relevance Model | 第32-39页 |
| ·The Notion of "context" in the Model | 第34-35页 |
| ·Main Arguments of Adaptation-Relevance Model | 第35-39页 |
| ·Communication as Relevance-oriented | 第35-36页 |
| ·Adaptation-Relevance:Interadaptation Between Linguistic Choices and Contextual Choices | 第36-37页 |
| ·The Presumption of Relevance:Deciding Choices of a Particular Utterance | 第37页 |
| ·The Adaptation-Relevance:Strategy-Choosing | 第37-39页 |
| ·The Main Claims of Adaptation-Relevance Model in Present Study | 第39-41页 |
| Chapter Four Political Euphemism in American Presidential Speeches from the Perspective of Adaptation-Relevance Model | 第41-65页 |
| ·A General Introduction to American Presidential Speech | 第41-44页 |
| ·Political Speech | 第41-42页 |
| ·American Presidential Speeches in Present Study | 第42-44页 |
| ·An Analysis of Political Euphemism in American Presidential Speeches from the Perspective of Adaptation-Relevance Model | 第44-64页 |
| ·The Use of Political Euphemism as Relevance-oriented | 第44-48页 |
| ·The Use of Political Euphemism as a Process of Inter-adaptation Between Contextual Correlates and Linguistic Choices | 第48-56页 |
| ·Political Euphemism as Adapted to Mental World:Motivation | 第48-50页 |
| ·Political Euphemism as Adapted to Social World:Culture | 第50-54页 |
| ·Political Euphemism as Adapted to Physical World:Diachronic Change | 第54-56页 |
| ·The Presumption of Relevance Deciding the Choice-making of Political Euphemism in American Presidential Speeches | 第56-58页 |
| ·Strategy-choosing in American Presidential Speeches | 第58-64页 |
| ·Abstraction | 第59-60页 |
| ·Understatement | 第60-61页 |
| ·Substitution | 第61-62页 |
| ·Metaphor | 第62-63页 |
| ·Circumlocution | 第63-64页 |
| ·Summary | 第64-65页 |
| Chapter Five Conclusion | 第65-68页 |
| ·Major Findings of the Study | 第65-66页 |
| ·Limitations of the Study | 第66页 |
| ·Suggestions for Further Study | 第66-68页 |
| Bibliography | 第68-71页 |
