Secondly, research in fields such as psychology, cognitive psychology, sociology, linguistics and others, have added to our knowledge of how language learning takes place.

其次，在诸如心理学、认知心理学、社会学、语言学及其它相关领域的研究使得我们对语言学习是怎样进行的有了更深的认识。

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Secondly, research in fields such as psychology, cognitive psychology, sociology, linguistics and others, have added to our knowledge of how language learning takes place.

其次，在诸如心理学、认知心理学、社会学、语言学及其它相关领域的研究使得我们对语言学习是怎样进行的有了更深的认识。

youdao