您必须购买Mono Droid框架，该框架为您提供了支持所需功能的所有功能.我认为您可以免费下载它，但是如果不购买它就不能部署到设备上.该站点有教程.

http://xamarin.com/monoforandroid [ ^ ]

You have to buy the Mono Droid framework, which gives you everything you need to support what you want to do. I think you can download it for free, but not deploy to a device without buying it. The site has tutorials.

http://xamarin.com/monoforandroid[^]

http://blong.com/Articles/CSharpMonoDroid/MonoDroid.htm [^ ]

看起来是个不错的起点.

http://blong.com/Articles/CSharpMonoDroid/MonoDroid.htm[^]

Looks like a good place to start.