| Abstract | 第1-9页 |
| 摘要 | 第9-11页 |
| Introduction | 第11-13页 |
| Chapter One Literature Review | 第13-23页 |
| ·An Overview of Vagueness | 第13-17页 |
| ·Definition of Vagueness | 第13-14页 |
| ·Semantic Vagueness and Pragmatic Vagueness | 第14-17页 |
| ·An Overview of Legal English | 第17-20页 |
| ·Definition of Legal English | 第18-19页 |
| ·Relevant Studies of Legal English | 第19-20页 |
| ·Relevant Studies of Vagueness in Legal English | 第20-23页 |
| Chapter Two Necessity and Realization of Vagueness in Legal English | 第23-33页 |
| ·Necessity of Vagueness in Legal English | 第23-27页 |
| ·Precision of Legal English | 第23-25页 |
| ·Vagueness as an Aid to Precision | 第25-27页 |
| ·Realization of Vagueness in Legal English | 第27-31页 |
| ·Semantic Vagueness in Legal English | 第27-30页 |
| ·Pragmatic Vagueness in Legal English | 第30-31页 |
| ·Summary | 第31-33页 |
| Chapter Three Theories for Vagueness Analysis in Legal English from a PragmaticPerspective | 第33-50页 |
| ·Jef Verschueren's Linguistic Adaptation Theory (LAT) | 第33-37页 |
| ·The Process of Making Choices | 第33-34页 |
| ·Three Properties of Language | 第34-35页 |
| ·Four Angles of Investigation | 第35-37页 |
| ·Vague Language Employed as Adaptation to Structural Objects in Legal English | 第37-39页 |
| ·Adaptation to Style | 第37-38页 |
| ·Adaptation to Utterance-building Ingredients | 第38-39页 |
| ·Vague Language Employed as Adaptation to Contextual Correlates in Legal English | 第39-44页 |
| ·Adaptation to Mental World | 第39-42页 |
| ·Adaptation to Social World | 第42-43页 |
| ·Adaptation to Physical World | 第43-44页 |
| ·H.P.Grice's Cooperative Principle(CP) | 第44-46页 |
| ·The Maxims of Cooperative Principle | 第44-45页 |
| ·The Application of Cooperative Principle in Vague Expressions of Legal English | 第45-46页 |
| ·Geoffrey Leech's Politeness Principle(PP) | 第46-48页 |
| ·The Maxims of Politeness Principle | 第47-48页 |
| ·The Application of Politeness Principle in Vague Expressions of Legal English | 第48页 |
| ·Summary | 第48-50页 |
| Chapter Four The Application of Vague Expressions in Legal English Within theFramework of LAT,PP,and CP | 第50-61页 |
| ·The Violation of CP for Linguistic Adaptation | 第50-56页 |
| ·The Violation of CP as People's Epistemic Limitation | 第50-51页 |
| ·The Violation of CP for the Process of Making Choice | 第51页 |
| ·The Cases of the Violation of CP in Legal English | 第51-56页 |
| ·The Observation of PP for Linguistic Adaptation | 第56-59页 |
| ·Adaptation to the Emotions | 第57-59页 |
| ·Adaptation to the Self-protection | 第59页 |
| ·Adaptation to Satisfying Others | 第59页 |
| ·Summary | 第59-61页 |
| Chapter Five Pragmatic Functions of Vague Language in Legal English | 第61-68页 |
| ·Deliberately Withholding Information | 第62-63页 |
| ·Making up for Lacking Specific Information | 第63-64页 |
| ·Self-protection | 第64-65页 |
| ·Filling the Gap | 第65-66页 |
| ·Being Polite | 第66-68页 |
| Conclusion | 第68-70页 |
| Bibliography | 第70-74页 |
| Acknowledgements | 第74-75页 |
| 学位论文评阅及答辩情况表 | 第75页 |
