经过研究，我发现了Steven Anderson

After some researching, I found this blog post by Steven Anderson http://blog.stevensanderson.com/2010/01/28/editing-a-variable-length-list-aspnet-mvc-2-style/

它似乎完全可以满足我的要求(除了它是用MVC2编写的).

It appears to be doing exactly what I want (except it is written in MVC2).