| 中文摘要 | 第1-5页 |
| 英文摘要 | 第5-7页 |
| Contents | 第7-9页 |
| Chapter 1 Introduction | 第9页 |
| 1．1 Introduction | 第9页 |
| 1．2 A brief history of study on lexical meaning | 第9-11页 |
| 1．2．1 The study of lexical meaning in ancient times | 第9页 |
| 1．2．2 The study of lexical meaning in the 19~th century | 第9-11页 |
| 1．2．3 The study of lexical meaning in modern times | 第11页 |
| 1．3 Methodological matter | 第11-14页 |
| 1．3．1 Different views on language | 第12-13页 |
| 1．3．2 Different methodologies | 第13-14页 |
| Chapter 2 An assumption of meaning formation through cognizing the real world | 第14-28页 |
| 2．1 The relationships between categorization, meaning, concept and category | 第14-15页 |
| 2．2 Nature of category | 第15页 |
| 2．3 Gestalt principle and famil yresemblance | 第15-18页 |
| 2．3．1 Gestalt principles | 第16-17页 |
| 2．3．2 Family resemblance | 第17-18页 |
| 2．4 Image | 第18-19页 |
| 2．4．1 Cognitive image | 第18-19页 |
| 2．4．2 The nature of cognitive image | 第19页 |
| 2．5 An assumption of meaning formation through cognition | 第19-22页 |
| 2．5．1 A briefreview of cognitive theory introduced in the previous sections | 第19-21页 |
| 2．5．2 An assumption of meaning formation through cognition | 第21-22页 |
| 2．6 Cultural model | 第22-23页 |
| 2．7 A working principle for polysemous study | 第23-24页 |
| 2．8 Metaphor and metonymy | 第24-28页 |
| 2．8．1 Metaphor | 第24-25页 |
| 2．8．2 Characteristics of metaphor | 第25页 |
| 2．8．3 Metonymy | 第25-26页 |
| 2．8．4 The cognitive base of metaphor and metonymy | 第26页 |
| 2．8．5 The fuzziness of similarity in metaphor | 第26-28页 |
| Chapter 3 A cognitive explanation of polysemic phenomena | 第28-52页 |
| 3．1 Selection of words | 第28-30页 |
| 3．1．1 Characteristics of basic category | 第29页 |
| 3．1．2 Words from basic category | 第29-30页 |
| 3．2 The polysemic characteristics of words for concrete object and organism | 第30-39页 |
| 3．2．1 Meanings that are generated from the shape of objector or ganism | 第30-32页 |
| 3．2．2 Other kinds of meanings developed from physical properties of object and organism | 第32-33页 |
| 3．2．3 Meanings developed from thefunctions of object | 第33-36页 |
| 3．2．4 Meanings developed from evaluation in a culture | 第36-37页 |
| 3．2．5 Cultural influence on the choice of factors as common attribute for meaning development | 第37-38页 |
| 3．2．6 Conclusion of polysemous words for object and organism | 第38-39页 |
| 3．3 The polysemic nature of locative words | 第39-45页 |
| 3．3．1 A general view about the polysemic nature of prepositional words | 第39-41页 |
| 3．3．2 A case study of OUT | 第41-42页 |
| 3．3．3 Basic meanings and locative character of OUT | 第42-43页 |
| 3．3．4 Metaphorical extension of meaning | 第43-45页 |
| 3．4 The polysemic nature of verb | 第45-49页 |
| 3．4．1 A case study of the verb RUN | 第45-48页 |
| 3．4．2 Conclusion about the polysemous nature of RUN | 第48-49页 |
| 3．5 Th epolysemic phenomena of emotional words | 第49-52页 |
| Chapter 4 Conclusion | 第52-55页 |
| Acknowledgements | 第55-56页 |
| Bibliography | 第56-57页 |
