在传统课堂教学模式中，答疑是通过师生面对面方式进行的，远程教育中这种答疑方式已经不再可行。
The face to face can't appear in the distance education that always is seen in the traditional education.
在传统课堂教学模式中，答疑是通过师生面对面方式进行的，远程教育中这种答疑方式已经不再可行。
The face to face can't appear in the distance education that always is seen in the traditional education.
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