On the Mental Representation of L2 Vocabulary Acquisition and its Implications for the Vocabulary Teaching of English Major

Cognitive exploration of L2 vocabulary acquisition, proposed by Jiang Nan, is of great theoretical value since it intends to approach the essence of L2 vocabulary acquisition from different perspectives such as the mental representation of L2 vocabulary, L2 lexical development, and L2 lexical processing, etc. Based on this model, this paper analyzes the problems existing in the development of L2 vocabulary acquisition and proposes enlightenment for vocabulary teaching of English majors.