| 摘要 | 第4-6页 |
| Abstract | 第6-7页 |
| 1 Introduction | 第10-13页 |
| 1.1 Background Information | 第10页 |
| 1.2 Purposes and Significance of the Research | 第10-11页 |
| 1.3 Research Methodology and Data Collection | 第11-12页 |
| 1.4 Thesis Structure | 第12-13页 |
| 2 Literature Review | 第13-21页 |
| 2.1 Previous Studies on News Headlines | 第13-16页 |
| 2.1.1 Studies Abroad | 第13-14页 |
| 2.1.2 Studies at Home | 第14-16页 |
| 2.2 Previous Memetic Studies | 第16-21页 |
| 2.2.1 Studies Abroad | 第16-17页 |
| 2.2.2 Studies at Home | 第17-21页 |
| 3 Theoretical Framework | 第21-28页 |
| 3.1 Overview of Memetics | 第21-27页 |
| 3.1.1 Definition of Meme | 第21页 |
| 3.1.2 Stages of Meme Replication | 第21-22页 |
| 3.1.3 Concept of Language Meme | 第22-23页 |
| 3.1.4 Strong Meme and Weak Meme | 第23-26页 |
| 3.1.5 Memetic genotype and Memetic phenotype | 第26-27页 |
| 3.2 The Notion of News Headlines | 第27-28页 |
| 4 Political Terms as Strong Meme in News Headlines | 第28-37页 |
| 4.1 Political Terms as Strong Meme | 第28-30页 |
| 4.2 Manifestation of Political Terms as Strong Memes | 第30-32页 |
| 4.2.1 Political Terms as Strong Memes in Antithetical Headlines | 第30-31页 |
| 4.2.2 Political Terms as Strong Memes in Metaphorically Created Headlines | 第31页 |
| 4.2.3 Political Terms as Strong Memes with Numbers | 第31-32页 |
| 4.3 Modes of Transmission of Political Terms as Strong Memes | 第32-35页 |
| 4.3.1 Memetic Genotype of Political Terms as Strong Memes | 第32-34页 |
| 4.3.2 Memetic Phenotype of Political Terms as Strong Memes | 第34-35页 |
| 4.4 Trigger Mechanism of Political Terms as Strong Memes | 第35-37页 |
| 5 Pragmatic Functions of Political Terms as Strong Memes in News Headlines | 第37-41页 |
| 5.1 Economic Function | 第37页 |
| 5.2 Information Dissemination Function | 第37-39页 |
| 5.3 Political Identification Function | 第39-41页 |
| 6 Conclusion | 第41-43页 |
| 6.1 Summary of the Thesis | 第41-42页 |
| 6.2 Limitations and Recommendations for Future Study | 第42-43页 |
| Bibliography | 第43-46页 |
| Acknowledgements | 第46页 |
