请有经验的牛人帮忙。。。
系统架构的题目
design an architecture for one of the following system
SA-1:A social website "what have you eaten?"
SA-2:An on-line Chinese Language Learing Web System
SA-3:An on-line music learning system(including principle , instrument playing and music appreciation)
SA-4:A creative search engine
这种题要写什么啊?