| 摘要 | 第1-7页 |
| Abstract | 第7-9页 |
| Table of Contents | 第9-12页 |
| Chapter One Introduction | 第12-16页 |
| ·The Main Idea of the Paper | 第12页 |
| ·Motivation for this Study | 第12-13页 |
| ·Objective and Significance of this Study | 第13-14页 |
| ·The Outline of this Thesis | 第14-16页 |
| Chapter Two Literature Review | 第16-27页 |
| ·A Brief Introduction of Previous Studies on "X-gate" Expressions | 第16-21页 |
| ·Definition of "X-gate" Expressions | 第16-17页 |
| ·Categories of "X-gate" Expressions | 第17-18页 |
| ·Semantic Analysis of "X-gate" Expressions | 第18-19页 |
| ·Pragmatic Analysis of "X-gate" Expressions | 第19-21页 |
| ·Previous Approaches to "X-gate" Expressions | 第21-25页 |
| ·Morphological Approach to "X-gate" Expressions | 第21-22页 |
| ·Sociolinguistic Approach to "X-gate" Expressions | 第22-23页 |
| ·Socio-psycholinguistic Approach to "X-gate" Expressions | 第23页 |
| ·Cognitive Approaches to "X-gate" Expressions | 第23-25页 |
| ·Uniqueness of Cognitive Approaches | 第24-25页 |
| ·An Analysis of "X-gate" Expressions from Cognitive Linguistics | 第25页 |
| ·Strengths and Weaknesses of Various Approaches to "X-gate" Expressions | 第25-26页 |
| ·Summary | 第26-27页 |
| Chapter Three Cognitive Theory of Metonymy | 第27-45页 |
| ·A Brief Introduction of Cognitive Linguistics | 第27页 |
| ·General Cognitive Mechanisms | 第27-29页 |
| ·Basic Tenets of Cognitive Theory of Metonymy | 第29-37页 |
| ·Definition and Nature of Cognitive Metonymy | 第29-31页 |
| ·Classification of Metonymy | 第31-35页 |
| ·Traditional Ways of Classification | 第31-32页 |
| ·Classification from Cognitive Models | 第32页 |
| ·Classification from Pragmatic Function | 第32-33页 |
| ·Classification from Cognitive Domains | 第33-35页 |
| ·Distinction between Cognitive Metaphor and Metonymy | 第35-37页 |
| ·Working Mechanism of Cognitive Metonymy | 第37-42页 |
| ·ICMs and Cognitive Metonymy | 第37-38页 |
| ·Cognitive Operations in an ICM | 第38-42页 |
| ·Whole ICM and Its Parts | 第38-40页 |
| ·Parts of an ICM | 第40-42页 |
| ·Metonymy in Conceptual Blending Network | 第42-44页 |
| ·Summary | 第44-45页 |
| Chapter Four Theoretical Framework of this Study | 第45-60页 |
| ·Terms Clarification | 第45-48页 |
| ·Polysemy as a Conceptual Phenomenon | 第45-46页 |
| ·The Salience Principle in Cognitive Metonymy | 第46-47页 |
| ·Denotation-connotation Inheritance Relationship | 第47-48页 |
| ·Theoretical Foundation | 第48-49页 |
| ·Encyclopaedic View of Meaning Construction | 第48页 |
| ·Meaning Construction is Conceptualization | 第48-49页 |
| ·Theoretical Framework | 第49-59页 |
| ·Ontological Realms in which Metonymy Occurs | 第49-50页 |
| ·Vehicles for Metonymy | 第50-52页 |
| ·Metonymic Mapping Mechanism | 第52-53页 |
| ·Metaphor-metonymy Interaction | 第53-54页 |
| ·The Conceptual Significance of "X-gate" Expressions | 第54-59页 |
| ·Popularity of "X-gate" Expressions | 第54-55页 |
| ·Semantic Characteristics of "X-gate" Expressions | 第55-56页 |
| ·The Cognitive Metonymic Motivation of "X-gate" Expressions | 第56-57页 |
| ·Three Hypothesized Elements Working in the Metonymic Process of "X-gate" Expressions | 第57-59页 |
| ·Summary | 第59-60页 |
| Chapter Five A Cognitive Metonymic Analysis of "X-gate" Expressions | 第60-74页 |
| ·Cognitive Structure of "X-gate" Expressions | 第60-63页 |
| ·Conceptual Manipulation Process of "X-gate" Expressions | 第63-66页 |
| ·The Metonymic Process in the Conceptualization of "X-gate" Expressions | 第63-64页 |
| ·The Metaphorical Process in the Conceptualization of "X-gate" Expressions | 第64-65页 |
| ·The Overgeneralization Process of "X-gate" Expressions | 第65-66页 |
| ·Classification of "X-gate" Expressions from Different Aspects | 第66-72页 |
| ·Classification of "X-gate" Expressions in Terms of Their Referring Domains | 第66-68页 |
| ·Classification of "X-gate" Expressions from Metonymic Path-Based on Case Study | 第68-71页 |
| ·Classification of "X-gate" Expressions from Construction Form | 第71-72页 |
| ·Summary | 第72-74页 |
| Chapter Six Conclusion | 第74-76页 |
| ·Main Achievements of this Research | 第74-75页 |
| ·Limitations of this Research | 第75页 |
| ·Suggestions for the Future Study | 第75-76页 |
| Appendix 1: The Distribution of 150 English "X-gate" Expressions in DifferentDomains | 第76-78页 |
| Appendix 2: The Distribution of 300 Chinese "X-门" Expressions in DifferentDomians | 第78-80页 |
| Bibliography | 第80-84页 |
| Acknowledgements | 第84页 |
