| Abstract (English) | 第1-6页 |
| Abstract (Chinese) | 第6-8页 |
| Acknowledgements | 第8-12页 |
| List of tables | 第12-13页 |
| List of appendixes | 第13-14页 |
| Abbreviations | 第14-15页 |
| Chapter 1 Introduction | 第15-22页 |
| ·Research orientation | 第15页 |
| ·Rationale for the present study | 第15-19页 |
| ·Key research questions | 第19-20页 |
| ·Contents for the remaining chapters | 第20-22页 |
| Chapter 2 Review of the Related Literature | 第22-50页 |
| ·Overview | 第22-23页 |
| ·Definitions of the key constructs related to the main research questions | 第23-32页 |
| ·What is a "word"? | 第23-26页 |
| ·Definition of a "word" presented by dictionaries | 第23-24页 |
| ·Carroll et al's definition of a "word" | 第24-25页 |
| ·Nation's definition of "word" | 第25页 |
| ·The definition of "word" in the present study | 第25-26页 |
| ·What is meant by "incidental"? | 第26-29页 |
| ·What is "acquisition"? | 第29-32页 |
| ·Theoretical Concepts Associated with Incidental Learning | 第32-39页 |
| ·Implicit-explicit learning | 第32-36页 |
| ·Depth-of-processing hypothesis | 第36-39页 |
| ·Empirical Research on Incidental Vocabulary Acquisition | 第39-43页 |
| ·Research on effects of exposure frequency and contextual richness on incidental vocabulary acquisition | 第43-48页 |
| ·Summary and conclusions | 第48-50页 |
| Chapter 3 Research Design, Instrumentation, Data Collection and Data Analysis | 第50-62页 |
| ·Overview | 第50页 |
| ·Research Design | 第50页 |
| ·Participants | 第50-54页 |
| ·Instrumentation | 第54-58页 |
| ·Reading text | 第54-56页 |
| ·Target words | 第56-57页 |
| ·Post-tests | 第57-58页 |
| ·Test of receptive knowledge of the target words | 第57-58页 |
| ·Test of productive knowledge of the target words | 第58页 |
| ·Procedures | 第58-60页 |
| ·Scoring the collected data | 第60-61页 |
| ·Scoring method for the receptive acquisition of the target words | 第60-61页 |
| ·Scoring method for the productive acquisition of the target words | 第61页 |
| ·Data Analysis | 第61-62页 |
| Chapter 4 Results | 第62-72页 |
| ·Overview | 第62页 |
| ·Results for Posttest A | 第62-64页 |
| ·Results for Posttest B | 第64-65页 |
| ·Role of exposure frequency | 第65-67页 |
| ·Role of contextual richness in general | 第67-70页 |
| ·Role of misdirective context | 第70-72页 |
| Chapter 5 Discussion, Conclusions, Implications and Recommendations for Further Research | 第72-87页 |
| ·Overview | 第72页 |
| ·Summary of major findings | 第72-73页 |
| ·Relationship between proficiency and word frequency | 第73-80页 |
| ·The role of contextual richness | 第80-83页 |
| ·Conclusions | 第83-84页 |
| ·Implications | 第84-85页 |
| ·Theoretical implications | 第84-85页 |
| ·Pedagogical implications | 第85页 |
| ·Limitations and recommendations for further research | 第85-87页 |
| References | 第87-94页 |
| Appendixes | 第94-110页 |
