| 摘要 | 第1-5页 |
| ABSTRACT | 第5-8页 |
| Chapter 1 Introduction | 第8-10页 |
| ·Purpose and significance of the research | 第8页 |
| ·Background of the study on Business English lexis | 第8页 |
| ·Word meaning and meaning variation | 第8-9页 |
| ·The structure of this thesis | 第9-10页 |
| Chapter 2 Literature Review | 第10-18页 |
| ·Research abroad on Business English | 第10-15页 |
| ·Business English in ESP context | 第10-12页 |
| ·Business English lexis | 第12-15页 |
| ·Research in China on Business English | 第15-17页 |
| ·Overall review on Business English lexis research | 第15-17页 |
| ·Conclusion | 第17-18页 |
| Chapter 3 Polysemy in Business English Context | 第18-28页 |
| ·The definition of polysemy | 第18-19页 |
| ·Cognitive approach to polysemy | 第19-28页 |
| ·Prototype category as analysis basis of Business English polysemy | 第20-22页 |
| ·Metaphor in Business English | 第22-23页 |
| ·Metonymy in Business English | 第23-24页 |
| ·Image schema in Business English | 第24-28页 |
| Chapter 4 Cognitive Analysis on Business English Polysemants | 第28-48页 |
| ·Introduction | 第28页 |
| ·Criteria of choosing exemplary Business English polysemants | 第28-29页 |
| ·Methodology for determining primary sense of polysemants | 第29-30页 |
| ·Cognitive analysis on Business English polysemant reference (n.) | 第30-33页 |
| ·Etymology of reference (n.) | 第30页 |
| ·Dictionary meanings of reference (n.) | 第30-31页 |
| ·Meaning relations and meaning variation process of reference (n.) | 第31-33页 |
| ·Cognitive analysis on Business English polysemant interest (n.) | 第33-36页 |
| ·Etymology of interest (n.) | 第33-34页 |
| ·Dictionary meanings of interest (n.) | 第34页 |
| ·Meaning relations and meaning variation process of interest (n.) | 第34-36页 |
| ·Cognitive analysis on Business English polysemant develop (v.) | 第36-40页 |
| ·Etymology of develop (v.) | 第36-37页 |
| ·Dictionary meanings of develop (v.) | 第37-38页 |
| ·Meaning relations and meaning variation process of develop (v.) | 第38-40页 |
| ·Cognitive analysis on Business English polysemant cover (v.) | 第40-42页 |
| ·Etymology of cover (v.) | 第40页 |
| ·Dictionary meanings of cover (v.) | 第40-41页 |
| ·Meaning relations and meaning variation process of cover (v.) | 第41-42页 |
| ·Cognitive analysis on Business English polysemant in (prep.) | 第42-44页 |
| ·Cognitive analysis on Business English polysemant open (a.) | 第44-48页 |
| ·Etymology of open (a.) | 第45页 |
| ·Dictionary meanings of open (a.) | 第45页 |
| ·Meaning relations and meaning variation process of open (a.) | 第45-48页 |
| Chapter 5 Conclusion | 第48-54页 |
| ·Summary | 第48-49页 |
| ·Limitation of the research | 第49-50页 |
| ·Suggestions for the learning of Business English polysemants | 第50-51页 |
| ·Building the links among various meanings | 第50页 |
| ·Forming the semantic network of polysemants | 第50-51页 |
| ·Acquiring the knowledge of business activities | 第51页 |
| ·Memorizing the collocation | 第51页 |
| ·Further research | 第51-54页 |
| References | 第54-58页 |
| 个人简介 | 第58-59页 |
| 导师简介 | 第59-60页 |
| 获得成果目录清单 | 第60-61页 |
| Acknowledgements | 第61页 |
