Angular和Express路由如何在mean.js应用程序中协同工作？

I'm struggling about Angular and Express Routing (by the way, i'm somehow new to Express), i've been handling routes with Angular — with ui-router — but now that i'm starting to build a MEAN.js Application i notice that i can handle server-side routing and client-side routing... and that's what makes me get confused, here are some of my questions:I'm struggling about Angular and Express Routin