In recent years, people have made much study on the paralinguistic and extralinguistic features in oral communication.

近年来人们对口语交际中的副语言和超语言特征进行了大量的研究。

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In recent years, people have made much study on the paralinguistic and extralinguistic features in oral communication.

近年来人们对口语交际中的副语言和超语言特征进行了大量的研究。

youdao