Backbone.js能够休息和本地存储吗？

I have been experimenting with the localstorage module for Backbone.js (https://github.com/jeromegn/Backbone.localStorage). As I understand it this overloads Backbone.sync and therefore stops backbone from pushing to the server(?). Ideally, I would like pass my data back to the server as well and persist it locally when online and just use localstorage when offline (you know, the perfect app). I haven't found any documentation yet. I have been experimenting with the localstorage