注意，它混合了标准HTML和来自两个标记库的标记，每个标记库指定为作为前缀别名的URI（代表名称空间）。

Notice that it's a mix of straight HTML along with tags from two tag libraries, each designated as a URI (which represents the namespace) aliased to a prefix.

youdao

注意，它混合了标准HTML和来自两个标记库的标记，每个标记库指定为作为前缀别名的URI（代表名称空间）。

Notice that it's a mix of straight HTML along with tags from two tag libraries, each designated as a URI (which represents the namespace) aliased to a prefix.

youdao