有各种各样的文化和语言损耗的原因。
There are a variety of reasons for the loss of cultures and languages.
作为语言习得研究的逆向过程，国外语言损耗研究已经有30多年的历史并建立了许多相对完整的理论框架和独特的研究途径。
The study of language attrition abroad has a history of over 30 years and many theories and approaches have been put forward.
外语学习活动不仅要抓住教和学两个关键环节，同时也不能轻视语言知识和技能的损耗现象。
Language teaching and learning are the mostly studied areas in foreign language learning, while foreign language attrition, which is of equal importance, has often been neglected in practice.
外语学习活动不仅要抓住教和学两个关键环节，同时也不能轻视语言知识和技能的损耗现象。
Language teaching and learning are the mostly studied areas in foreign language learning, while foreign language attrition, which is of equal importance, has often been neglected in practice.
应用推荐