| ABSTRACT | 第1-6页 |
| 摘要 | 第6-13页 |
| Chapter Ⅰ Introduction | 第13-17页 |
| ·Research Background | 第13-14页 |
| ·Objects of the Research | 第14-15页 |
| ·Significance of the Topic | 第15-16页 |
| ·Outline of the Thesis | 第16-17页 |
| Chapter Ⅱ Literature Review | 第17-37页 |
| ·Definitions of Vagueness | 第17-21页 |
| ·Philosophical Study on Vagueness | 第21-25页 |
| ·Linguistic Study on Vagueness | 第25-31页 |
| ·Study on Vagueness by Foreign Scholars | 第25-27页 |
| ·Study on Vagueness by Chinese Scholars | 第27-31页 |
| ·Vagueness in Diplomatic Language | 第31-35页 |
| ·Diplomacy | 第31-33页 |
| ·Diplomatic language | 第33-35页 |
| ·Contribution and Limitations of Previous Research | 第35-37页 |
| Chapter Ⅲ Theoretical Framework | 第37-60页 |
| ·The Relevance Theory | 第37-42页 |
| ·The Linguistic Adaptation Theory | 第42-46页 |
| ·The Relevance-Adaptation Theory | 第46-55页 |
| ·Yang and Ran's Relevance-Adaptation Theory | 第46-50页 |
| ·Main Claims of the Relevance-Adaptation Theory | 第50-54页 |
| ·The "Context" in Relevance-Adaptation Theory | 第54-55页 |
| ·Previous Studies on The Relevance-Adaptation Theory | 第55-60页 |
| Chapter Ⅳ Research Methodology and Data Collection | 第60-63页 |
| ·Research Methodology | 第60-61页 |
| ·Research Data Collection | 第61-63页 |
| Chapter Ⅴ Case study on Pragmatic Vagueness in Diplomatic Language under the Relevance-Adaptation Theory | 第63-91页 |
| ·Variability of Vagueness | 第63-78页 |
| ·Vagueness at the Lexical Level | 第64-69页 |
| ·Vagueness at the Sentential Level | 第69-74页 |
| ·Vagueness at the Discourse Level | 第74-78页 |
| ·Diplomatic Functions of Pragmatic Vagueness in Diplomatic Language | 第78-84页 |
| ·Being Polite | 第79-81页 |
| ·Euphemism | 第81-82页 |
| ·Being Humorous | 第82页 |
| ·Self-Protection and Taking Shelter in Evasion | 第82-83页 |
| ·Serve for Political Interests | 第83-84页 |
| ·The Production Mechanism of Vagueness under Relevance-Adaptation Theory | 第84-89页 |
| ·Pragmatic Vagueness in Diplomatic Language is Relevance-Oriented | 第84-86页 |
| ·Pragmatic Vagueness in Diplomatic Language is a Product under the Addresser's Presumption of Relevance with Context | 第86-88页 |
| ·The Production of Pragmatic Vagueness in Diplomatic Language is a Conscious Process of Making Choices | 第88-89页 |
| ·The Interpretation Mechanism of Vagueness under Relevance-Adaptation Theory | 第89-91页 |
| ·The Interpretation of Pragmatic Vagueness is a Process of Ostensive-Inference | 第89页 |
| ·The Interpretation of Pragmatic Vagueness is an Integration of the Addressee's Presumption of Relevance with the Context | 第89-90页 |
| ·The Interpretation of Pragmatic Vagueness is a Process of Making Choices | 第90-91页 |
| Chapter Ⅵ Conclusion | 第91-96页 |
| ·Major Findings | 第92-94页 |
| ·Limitations in the Present Study | 第94-96页 |
| REFERENCES | 第96-100页 |
| ACKNOWLEDGEMENTS | 第100-101页 |
