Mother tongue's influence on foreign language learning is an unavoidable issue in foreign language teaching theories.

母语对外语学习的影响是外语教学理论不可回避的一个问题。

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Mother tongue's influence on foreign language learning is an unavoidable issue in foreign language teaching theories.

母语对外语学习的影响是外语教学理论不可回避的一个问题。

youdao