| Acknowledgements | 第4-5页 |
| Abstract | 第5-6页 |
| 摘要 | 第7-13页 |
| Chapter One Introduction | 第13-19页 |
| 1.1 Research Background | 第13-15页 |
| 1.2 Objectives and Significance of the Study | 第15-16页 |
| 1.3 Research Methodology | 第16-17页 |
| 1.4 Organization of the Thesis | 第17-19页 |
| Chapter Two Literature Review | 第19-42页 |
| 2.1 Relevant Studies on Meme | 第19-33页 |
| 2.1.1 Studies on Meme Abroad | 第19-25页 |
| 2.1.2 Studies on Meme at Home | 第25-33页 |
| 2.2 Relevant Studies on Catchwords | 第33-42页 |
| 2.2.1 Studies on Catchwords Abroad | 第33-35页 |
| 2.2.2 Studies on Catchwords at Home | 第35-42页 |
| Chapter Three Theoretical Framework | 第42-55页 |
| 3.1 Introduction to the Adaptation Theory | 第42-43页 |
| 3.2 Choice-making | 第43-45页 |
| 3.3 Three Core Notions of Adaptation | 第45-47页 |
| 3.3.1 Variability | 第45页 |
| 3.3.2 Negotiability | 第45-46页 |
| 3.3.3 Adaptability | 第46-47页 |
| 3.4 Four Dimensions of Linguistic Adaptation | 第47-55页 |
| 3.4.1 Contextual correlates of adaptability | 第48-50页 |
| 3.4.2 Structural objects of adaptability | 第50-51页 |
| 3.4.3 Dynamics of adaptability | 第51-52页 |
| 3.4.4 Salience of the adaptation processes | 第52-55页 |
| Chapter Four Analysis of the Generation, Transmission and Degeneration of Catchword Memes | 第55-99页 |
| 4.1 The Generation of Catchword Memes | 第58-82页 |
| 4.1.1 Adaptation to the Mental World | 第60-68页 |
| 4.1.1.1 Adaptation to the Psychology of Least Effort | 第60-63页 |
| 4.1.1.2 Adaptation to the Expression Demand of Meme Hosts | 第63-66页 |
| 4.1.1.3 Adaptation to the Psychology of Seeking Novelty | 第66-68页 |
| 4.1.2 Adaptation to the Social World | 第68-80页 |
| 4.1.2.1 Adaptation to the Development of Social Economy | 第69-71页 |
| 4.1.2.2 Adaptation to the Development of National Politics | 第71-73页 |
| 4.1.2.3 Adaptation to the Development of Culture | 第73-78页 |
| 4.1.2.4 Adaptation to the Development of Science and Technology66 | 第78-80页 |
| 4.1.3 Adaptation to the Physical World | 第80-82页 |
| 4.2 The Transmission of Catchword Memes | 第82-92页 |
| 4.2.1 Four Stage of Catchwords Meme Replication | 第83-84页 |
| 4.2.2 Transmission in Two Ways | 第84-87页 |
| 4.2.2.1 Transmission in Memetic Genotype | 第84-85页 |
| 4.2.2.2 Transmission in Memetic Phenotype | 第85-87页 |
| 4.2.3 Adaptation in Transmission of Catchword Memes | 第87-92页 |
| 4.2.3.1 Adaptation to the Characteristics of Catchword Memes | 第87-90页 |
| 4.2.2.2 Adaptation to the Initiative of Meme Hosts | 第90-91页 |
| 4.2.2.3 Adaptation to the Change of Social ontext | 第91-92页 |
| 4.3 The Degeneration of Catchword Memes | 第92-99页 |
| 4.3.1 Adaptation to the Psychology of Aesthetic Fatigue | 第93-94页 |
| 4.3.2 Adaptation to the Social Value of Catchword Memes | 第94-96页 |
| 4.3.3 Adaptation to the Development Law of Language Meme | 第96-99页 |
| Chapter Five Conclusion | 第99-103页 |
| 5.1 Major Findings of the Study | 第99-100页 |
| 5.2 Implications of the Study | 第100-101页 |
| 5.3 Limitations of the Study and Suggestions for Further Studies | 第101-103页 |
| Works Cited | 第103-110页 |
