The present research makes an attempt to study the effects on word memory with topic - based vocabulary learning strategy based on the theory of depths of processing proposed by craik and lockhart ( 1972 ) 本研究以craik和lockhart ( 1972 )的认知加工层次理论为理论框架，旨在考察建立在该理论基础上的话题为主的词汇学习策略对外语词汇记忆产生的影响。
