translation.en: How do you make this teacher into a digital gateway, and how do you design an inexpensive multimedia platform that can be constructed locally and serviced locally?"
translation.zh: 如何让这位老师成为数字的大门 如何设计一个花费不太高昂的多媒体平台 而且这个平台需要在本地搭建，并服务本地“