The electronic teaching notes have the features of rich content, various expression, powerful function, easy use and convenient modification and expansion.
该电子教案内容丰富，表现形式多样，功能强大，使用容易，修改、扩展方便。
The electronic teaching notes have the features of rich content, various expression, powerful function, easy use and convenient modification and expansion.
该电子教案内容丰富，表现形式多样，功能强大，使用容易，修改、扩展方便。
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