主要用于网络在线培训、远程教育之用。目前功能包括：课室分类，课程共享，在线发问，论坛交流，等等。对不起，骗人的-main network for online training, distance education. Currently features include : Classification classrooms, curriculum sharing, online questions, the forum, and so on. Sorry, to deceive the pe

主要用于网络在线培训、远程教育之用。目前功能包括：课室分类，课程共享，在线发问，论坛交流，等等。对不起，骗人的-main network for online training, distance education. Currently features include : Classification classrooms, curriculum sharing, online questions, the forum, and so on. Sorry, to deceive the pe