The LWS School of Music is always constantly on the lookout for new and fun courses with educational value, to cater to our growing student community.

李伟菘音乐学校总是不断地在寻找新的和有趣的课程与教学价值，来满足不断增长的学生社团。

Focus on architectures of networked multimedia applications, the light-weight sessions (LWS) and the application level framing (ALF) were analyzed in the paper.

针对网络多媒体应用体系结构，分析了通用的轻型会话系统模型LWS和应用层组帧alf的设计原则。