English to Chinese Tech/Engineering Computers: Software

If .Net's theme is managed code, the theme of WinFS is managed metadata. And indeed, the two are joined at the hip. WinFS items are instances of .Net Framework classes. Applications declare them using a proprietary schema language and search them using a proprietary query language. Could XML-oriented schema and query languages solve the same problems in a more open way, leveraging the trend -- strongly evident in Microsoft's own Office products -- toward open document formats? Quentin Clark, director of program management for WinFS at Microsoft, argues why not.The relational core of WinFS is an operational necessity, he says, but he points out that WinFS and Yukon do share common SQL/XML code.
管理代码/元数据？受控代码/元数据？哪个更好？