！ledge是Knowledge 的词根，Knowledge中文意思是n. 知识，学问；知道，了解；计算机系统存储的信息；（与见解相对的）认知
The characteristics of network course contents and students are used to build, the model of describing knowledge point and knowledge cell.
！ledge是Knowledge 的词根，Knowledge中文意思是n. 知识，学问；知道，了解；计算机系统存储的信息；（与见解相对的）认知
The characteristics of network course contents and students are used to build, the model of describing knowledge point and knowledge cell.
