摘要 

本文旨在根据国内外的研究论文，探讨工作记忆能力（WM）与二语水平（L2）之间的相关性，以找出影响相关性的潜在调节变量。根据文献检索和元分析方法，从2000年至2020年共选择了30个案例研究用于深度分析和研究。结果表明，工作记忆能力与第二语言能力呈中等正相关（效应量：0.356）。调节效应检验发现文化背景、工作记忆测量方法与内容容、测量语言有调节作用。得出结论： 工作记忆与第二语言水平之间存在中等程度的正相关，并且文化背景和工作记忆测量可以调节二者之间的相关。 

关键词：工作记忆,第二语言水平，元分析，调节作用

Contents

Acknowledgements  i

Abstract ii

摘要 iii

Chapter 1  Introduction 1

1.1The definition of the study 1

1.2 Significance of the Study 1

1.3 Purpose of the Study 2

1.4 Outline of the Study 2

Chapter 2  Literature Review 3

2.1 Working memory and language learning 3

2.2 Working memory and second language proficiency 3

2.3Summary 4

Chapter 3  Methodology 7

3.1 Data Collection criteria 5

3.2 Literature Researching 5

3.3 Data statistics and statistical analysis 5

Chapter 4  Results and Discussion 6

4.1 Correlation between working memory capacity and second language capacity 7

4.2  Heterogeneity test 7

4.3  Adjustment effect test results 8

4.4  Correlation Analysis of Working Memory Capacity and Second Language Level 8

4.5  Moderation effect test 9

4.6 Insufficient research and prospects for future research 11

Chapter 5  Conclusion 15

5.1 Major Findings of the Study 16

5.2 Implications of the Study 16

5.3 Limitations of the Study and Suggestions for Future Research 16

References 18