| Acknowledgements | 第1-5页 |
| Abstract | 第5-7页 |
| 摘要 | 第7-11页 |
| Chapter 1 Introduction | 第11-16页 |
| ·Research background | 第11-13页 |
| ·The purpose of this study | 第13-16页 |
| Chapter 2 Literature Review | 第16-31页 |
| ·The mental lexicon | 第16-18页 |
| ·The semantic field | 第18-22页 |
| ·The synonymy | 第19-20页 |
| ·The antonymy | 第20-22页 |
| ·The semantic network | 第22页 |
| ·The complex network theory | 第22-27页 |
| ·Some basic concepts about complex network | 第24-25页 |
| ·The small-world network | 第25-27页 |
| ·The scale-free network | 第27页 |
| ·Language as complex network | 第27-30页 |
| ·The relevent investigation about Chinese character | 第27-28页 |
| ·The relevent investigations about English vocabulary | 第28-30页 |
| ·The issues unexplored in previous studies | 第30-31页 |
| Chapter 3 Methodology:Construction of the Semantic Network | 第31-41页 |
| ·Word association and space between word and word | 第31-34页 |
| ·Word association | 第31-33页 |
| ·Space between words and words | 第33-34页 |
| ·Semantic network | 第34-41页 |
| ·Choosing the English corpus | 第35-36页 |
| ·Making the corpus formed a network | 第36-41页 |
| Chapter 4 Results and analysis:the Property of Semantic Network and Significance | 第41-48页 |
| ·The statistic data of the semantic network | 第41-42页 |
| ·The property of the semantic network | 第42-48页 |
| ·The property of word in semantic network | 第42-46页 |
| ·The small-world property of semantic network and its significance | 第46页 |
| ·The scale-free property of semantic network and its significance | 第46-48页 |
| Chapter 5 Discussion | 第48-61页 |
| ·The reliability of the result | 第48-51页 |
| ·Quantitative analysis with A General Service List | 第48-49页 |
| ·Quantitative analysis of other previous researches | 第49-51页 |
| ·Frequency effect and semantic association | 第51-55页 |
| ·Semantic association | 第51-53页 |
| ·Frequency effect | 第53-54页 |
| ·The relationship between English words' frequency effect and their semantic association | 第54-55页 |
| ·The structure of mental lexicon | 第55-56页 |
| ·About the cognitive process | 第56-57页 |
| ·Which words do the language learners need | 第57-61页 |
| ·The learnability of words | 第58-59页 |
| ·Word frequency list | 第59-61页 |
| Chapter 6 Conclusion | 第61-69页 |
| ·Major findings | 第61-63页 |
| ·Practical implications in the teaching of vocabulary | 第63-66页 |
| ·Significance | 第66-67页 |
| ·Limitations and suggestions for further studies | 第67-69页 |
| Bibliography | 第69-74页 |
| Papers Published During 2006-2009 | 第74页 |
