I am creating a simple application using the MVC design pattern where my model accesses data off the web and makes it available to my controllers for subsequent display.
话说今天的一个小小的查询失误给了我比较深刻的教训，也让我对mongo有了更深刻的理解，下面我们来说说这个事情的原委：
加载中,请稍侯......