| Abstract in Chinese | 第1-6页 |
| Abstract in English | 第6-9页 |
| Table of Contents | 第9-11页 |
| Chapter 1 Introduction | 第11-17页 |
| ·Research Background | 第11-12页 |
| ·Objectives of the Research and Research Questions | 第12-13页 |
| ·Significance of the Research | 第13-14页 |
| ·Data and Methodology | 第14-15页 |
| ·Data collection | 第14-15页 |
| ·Methodology | 第15页 |
| ·Arrangement of the Thesis | 第15-17页 |
| Chapter 2 Literature Review | 第17-34页 |
| ·Research on Vagueness | 第17-21页 |
| ·Research on Vagueness Abroad | 第17-19页 |
| ·Research on Vagueness at Home | 第19-21页 |
| ·Research on Vagueness in Diplomacy | 第21-24页 |
| ·Diplomacy and Diplomatic Language | 第21-23页 |
| ·Relevant Research | 第23-24页 |
| ·Contributions and Limitations of Previous Research | 第24页 |
| ·Concluding Remarks | 第24-34页 |
| Chapter 3 Related Theoretical Framework | 第34-48页 |
| ·Foundation of Adaptation-relevance Theory | 第34-40页 |
| ·Adaptation Theory | 第34-37页 |
| ·Relevance Theory | 第37-39页 |
| ·Concluding Remarks | 第39-40页 |
| ·Adaptation-relevance Theory | 第40-46页 |
| ·The Term "context" in Adaptation-relevance Theory | 第40-41页 |
| ·Development of Adaptation-relevance Theory | 第41-46页 |
| ·Summary | 第46-48页 |
| Chapter 4 Analysis of Vagueness in Diplomatic Language From Adaptation-relevance Theory | 第48-65页 |
| ·The Dynamic Notion of Context | 第48-56页 |
| ·Extending the Cognitive Context | 第49-51页 |
| ·Reducing the Cognitive Context | 第51-53页 |
| ·Changing the Cognitive Context | 第53-55页 |
| ·The Statistics of the Methods of Realizing the Dynamic Change of Cognitive Context | 第55-56页 |
| ·The Inter-adaptation between Linguistic Behavior and the Contextual Correlates | 第56-60页 |
| ·The Dynamic Interpretation of Meaning | 第60-63页 |
| ·Summary | 第63-65页 |
| Chapter 5 Case Study | 第65-90页 |
| ·Reasons of Choosing President Bush's Press Conference | 第65-66页 |
| ·Analysis of Variability of Vagueness from Linguistic Point of View | 第66-74页 |
| ·At Lexical Level | 第66-69页 |
| ·At Syntactical Level | 第69-72页 |
| ·At Discourse Level | 第72-74页 |
| ·Adaptability of Vagueness in Bush's Press Conference | 第74-80页 |
| ·Adaptability to Physical World | 第75-76页 |
| ·Adaptability to Social World | 第76-77页 |
| ·Adaptability to Psychological World | 第77-80页 |
| ·Functions of Vagueness in Press Conference | 第80-89页 |
| ·Communicative Functions | 第81-87页 |
| ·Diplomatic Functions | 第87-89页 |
| ·Summary | 第89-90页 |
| Chapter 6 Conclusion | 第90-94页 |
| ·Major Findings | 第91页 |
| ·Implications | 第91-93页 |
| ·Limitations and Suggestions for Further Research | 第93-94页 |
| List of Abbreviations | 第94-95页 |
| Bibliography | 第95-99页 |
| Acknowledgements | 第99页 |
