表征是指信息在头脑中的呈现方式,它既是对客观事物的加工过程也是被加工对象。二语表征,则指第二语言材料所负载的信息在头脑中的存在方式。二语表征受到各领域研究者的关注,是二语神经机制研究的重要课题之一。近年二语表征研究大致分为四类。一为理论评介。比如董燕萍归纳了七个双语心理词库表征的理论并提出双语词库 Characterization refers to the presentation of information in the mind, it is both the processing of the objective things are processed objects. Second language representation refers to the way in which the information carried by the second language material exists in the mind. Second language representation by researchers in various fields of concern, is one of the important topics of the second language neural mechanism. In recent years, the study of second language representation can be divided into four categories. A theory for the introduction. For example, Dong Yanping induces the theory of seven bilingual mental lexicons and proposes a bilingual lexicon