| 摘要 | 第6-7页 |
| Abstract | 第7-8页 |
| List of Abbreviations | 第9-14页 |
| Chapter One Introduction | 第14-18页 |
| 1.1 Research Background | 第14-15页 |
| 1.2 Purpose and Significance of the Research | 第15-16页 |
| 1.3 The Scope of the Research | 第16-18页 |
| Chapter Two Literature Review | 第18-35页 |
| 2.1 Related Studies on Polysemy | 第18-24页 |
| 2.1.1 Definition of polysemy | 第18-19页 |
| 2.1.2 Polysemy,Homonymy, Vagueness and Ambiguity | 第19-20页 |
| 2.1.4 Classifications of Polysemy | 第20-24页 |
| 2.2 Related Studies on Mental Lexicon | 第24-29页 |
| 2.2.1 Definition of Mental lexicon | 第24-25页 |
| 2.2.2 Organizations of Mental Lexicon | 第25-27页 |
| 2.2.2.1 Hierarchical Network Model | 第25-26页 |
| 2.2.2.2 Spreading Activation Model | 第26-27页 |
| 2.2.3 Categorizations of Mental Lexicon | 第27-29页 |
| 2.2.3.1 Taxonomic Category | 第28页 |
| 2.2.3.2 Thematic category | 第28-29页 |
| 2.3 Semantic Access of SLA | 第29-31页 |
| 2.4 Related Studies on Polysemous Mental Representation | 第31-33页 |
| 2.4.1 The Core-sense Representation | 第31-32页 |
| 2.4.2 The Separate-sense Representation | 第32页 |
| 2.4.3 Mediated Views | 第32-33页 |
| 2.4.4 Developmental Views | 第33页 |
| 2.5 Summary | 第33-35页 |
| Chapter Three Methodology | 第35-39页 |
| 3.1 Research Questions | 第35页 |
| 3.2 Subjects | 第35页 |
| 3.3 Instruments | 第35-37页 |
| 3.4 Procedure | 第37-39页 |
| Chapter Four Results and Discussion | 第39-52页 |
| 4.1 General Analysis of Representation of Polysemy | 第39页 |
| 4.2 Analysis of Language Proficiency and Mental Representation of Polysemy | 第39-42页 |
| 4.3 Mental Representation of Symmetric and Asymmetric Polysemy | 第42-44页 |
| 4.4 Word Frequency and Mental Representation of Polysemy | 第44-47页 |
| 4.5 Discussions | 第47-52页 |
| 4.5.1 Comparison of Mental Representation of Polysemous words BetweenNative Speakers and Chinese EFL Learners | 第47-48页 |
| 4.5.2 Mental Representation of Polysemous Words of Students in DifferentLanguage Proficiency Levels | 第48页 |
| 4.5.3 Differences of Mental Representation Between Symmetric andAsymmetric polysemy | 第48-50页 |
| 4.5.4 Word Frequency and Mental Representation of Polysemous Words | 第50页 |
| 4.5.5 Language Proficiency, Word Frequency and Semantic Access ofBilinguals | 第50-52页 |
| Chapter Five Conclusion | 第52-56页 |
| 5.1 Major Findings | 第52-53页 |
| 5.2 Implications | 第53-54页 |
| 5.3 Limitations of the Research | 第54-55页 |
| 5.4 Suggestions for Further Research | 第55-56页 |
| Reference | 第56-59页 |
| Acknowledgements | 第59-60页 |
| Appendix Ⅰ The meaning of 15 symmetric polysemy | 第60-62页 |
| Appendix Ⅱ The meaning of 15 symmetric polysemy | 第62-64页 |
| Appendix Ⅲ Target Phrases, Polysemous Phrase and Two Alternative Phrases of15 Symmetric Polysemy | 第64-65页 |
| Appendix Ⅳ Target Phrases, Polysemous Phrase and Two Alternative Phrases of15 Symmetric Polysemy | 第65页 |
