However, you can see that if you add a new element that represents a balance, you'll need to change the template.

然而，可以看到，如果添加一个表示余额的新元素，那么就需要更改这个模板。

youdao

What makes this example extensible is that the schema developer only has to add a new element declaration indicating that it is a member of the substitution group.

这个示例的扩展点是模式开发人员必须添加一个新的元素声明来表明它是替换群的一个成员。

youdao

To add support for main category pages, I create a new master element:.

为添加对主类别页面的支持，我创建了一个新的主元素：。

youdao