绘制知识图谱是科学计量学在信息化时代的新发展,能以可视化的方式直观显示相应学科领域的知识结构、发展趋势与研究热点。本文以二语习得领域为例,介绍了利用期刊共被引方法(JCA)与作者共被引方法(ACA)绘制学科知识图谱的方法和过程,揭示了该领域的主流期刊知识群与学术流派分布。 Drawing the knowledge map is the new development of scientometrics in the information era, and can visually display the knowledge structure, development trends and research hot spots in the corresponding disciplines. This article takes the field of second language acquisition as an example to introduce the method and process of using JCA and ACA to draw the subject knowledge map and reveal the knowledge base and academic of mainstream journals in this field Genre distribution.