With CSS, rules are applied to elements, so it's pretty easy to get all your CSS into an external file.

使用CSS时，规则应用于元素，所以将所有CSS放置到外部文件中相当容易。

youdao

This is accomplished using HTTP content-negotiation. This will result in an OVF file with external links to CDMI managed data (application data, virtual machine images etc.).

使用HTTP内容协商可以完成这个任务，这将得到一个OVF文件，外部连接到CDMI管理下的数据（应用数据、虚拟机映像等）。

youdao

More often than not, you will deal with XML data originating from an external source-perhaps a flat file, perhaps a Web service, perhaps something else.

很多情况下您都需要处理来自外部源的XML数据——可能来自平面文件、Web服务或其他源等。

youdao