In teaching, we should use correct explanation and demonstration and put them together organically in practice so that we can improve our teaching quality effectively.
在教学中正确使用讲解与示范，并在实践中有机结合起来，才能有效的提高教学质量。
Traditional teaching way of wushu is teacher's explanation, demonstration and student's studying.
传统的武术教学多采用教师讲解、示范，学生练习的教学模式。
The system has realized two processes of every DOS command:characters explanation and command funtion demonstration.
系统实现了各DOS 命令的文字解释和命令功能的演示两个过程。
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