非言语交际行为既有其广义定义、又有在外语课堂教学中的狭义定义。
Non-verbal communicative behavior has its broad definition in general and narrow definition in foreign language teaching.
狭义的数学交流指数学课堂里使用数学语言、数学方法进行知识学习的动态过程。
The narrow sense learns the dynamic state process that the classroom inside usage mathematics language, mathematics method carries on a knowledge study.
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