序(Preface) Acknowledgement Abstract List of Figures List of Tables List of Appendices Chapter 1 Introduction 1.1 Research of L2 Vocabulary 1.2 Key research questions 1.3 Content of remaining chapters Chapter 2 Previous studies on L2 word knowledge 2.1 Overview 2.2 Studies on word knowledge types 2.3 Studies on“receptive”vs.“productive”word knowledge 2.4 Studies on word knowledge measurement 2.5 Studies on L2 vocabulary development 2.6 Summary and conclusions Chapter 3 A theoretical framework of L2 word knowledge development 3.1 Prior considerations 3.2 L2 word knowledge development in the classroom setting:a conceptual framework 3.3 Variables for investigation and their operational definitions 3.4 Specific research questions Chapter 4 An empirical study and its process 4.1 Research design 4.2 Instrumentation 4.3 Data collection 4.4 Data preparation and analysis Chapter 5 Results for the empirical study 5.1 Quantitative results 5.2 Qualitative results Chapter 6 Findings, discussions and implications 6.1 Major findings 6.2 Acquisition of four types of word knowledge 6.3 Distinction between receptive and productive knowledge revisited 6.4 Similarities and differences in the acquisition of word knowledge types by L2 learners and the native speakers 6.5 Development of knowledge about individual words in the classroom setting 6.6 Theorizing acquisition of individual L2 words in the classroom setting 6.7 Conclusions 6.8 Recommendations for further research References Appendices 中文附录一:论二语词汇深度习得及发展特征 中文附录二:英语词汇知识的维间发展与习得特征 中文附录三:论二语词汇的习得与发展