| Acknowledgements | 第1-6页 |
| Abstract | 第6-7页 |
| 内容摘要 | 第7-8页 |
| Contents | 第8-10页 |
| Chapter 1 Introduction | 第10-13页 |
| ·Research Background | 第10页 |
| ·Significance of the Study | 第10-12页 |
| ·Organization of this Paper | 第12-13页 |
| Chapter 2 Literature Review | 第13-22页 |
| ·Corpus and Corpus Linguistics | 第13-15页 |
| ·The Definition of Semi-technical Words | 第15-19页 |
| ·Definition of Semi-technical Words in Broad Sense | 第15-17页 |
| ·Definition of Semi-technical Words in Narrow Sense | 第17-19页 |
| ·Previous Study on Scientific Vocabulary | 第19-22页 |
| Chapter 3 Methodology | 第22-29页 |
| ·Corpus-based Approach and Corpus Data | 第22-23页 |
| ·The Corpus and Software Used in This Study | 第23-26页 |
| ·Research Procedure | 第26-29页 |
| ·Identification of the Subjects in this Research | 第26-27页 |
| ·Analysis of the Dispersion Plot and MI Value | 第27-28页 |
| ·Analysis of the Collocation and Colligation | 第28-29页 |
| Chapter 4 Analysis of Semi-technical Word's Meaning in EST | 第29-43页 |
| ·Factors on the Change of Lexical Meaning | 第29-31页 |
| ·Intrinsic Potential:Prototype Theory | 第29-30页 |
| ·Contextual Factor:Lexical Priming | 第30-31页 |
| ·Analysis of the Lexical Meaning | 第31-41页 |
| ·Extraction and Meaning Analysis of Model | 第31-34页 |
| ·Extraction and Meaning Analysis of Reaction | 第34-36页 |
| ·Extraction and Meaning Analysis of Space | 第36-39页 |
| ·Extraction and Meaning Analysis of Energy | 第39-41页 |
| ·Conclusion | 第41-43页 |
| Chapter 5 Analysis of Semi—technical Words' Collocation Features in EST | 第43-57页 |
| ·Collocation and Colligation | 第43-45页 |
| ·Collocation Features of Model | 第45-48页 |
| ·Collocation Features of Reaction | 第48-50页 |
| ·Collocation Features of Space | 第50-53页 |
| ·Collocation Features of Energy | 第53-55页 |
| ·Conclusion | 第55-57页 |
| Chapter 6 Discussion | 第57-61页 |
| ·Difficulties for the Learning and Teaching of Semi-technical Words | 第57-58页 |
| ·Methods to Master Semi-technical Words | 第58-61页 |
| Chapter 7 Conclusion and Limitation | 第61-63页 |
| ·Conclusion | 第61-62页 |
| ·Limitations of the Study | 第62-63页 |
| References | 第63-67页 |
