Global elements can also be merged across a set of schemas if they are listed in the contextPath .
如果在contextPath中列出,还可以跨一组模式合并全局元素。
I show this so you can see clearly how the $ { contextPath } variable is being resolved .
我着重提到它,是为了让您能够清楚地看到${contextPath}变量是如何被解析的。