远程教学系统
Remote teaching system
distance teaching system
distance learning system
distant teaching system
RIS Remote Instruction System
remote education
现代远程教育
modern distance higher education
Modern distance education
Madam distance education
modem distance education
modernize distance education
modern remote education
mordern distant education
modern long-distance education
Modern distance-education
e-learning
现代远程教学
Modern distance education