And the exchange of good results, including more than words, the precise use of grammar, and voice, tone, expression and other natural and harmonious.

而好的交流效果，不只包括单词、语法的准确运用，还有语音、语调、表情等各方面的自然和谐调。

youdao

And the exchange of good results, including more than words, the precise use of grammar, and voice, tone, expression and other natural and harmonious.

而好的交流效果，不只包括单词、语法的准确运用，还有语音、语调、表情等各方面的自然和谐调。

youdao