通过映射器和过滤器，可以让QueryPath运行定制的函数来转换或过滤QueryPath数据。

With mappers and filters, you can have QueryPath run custom functions to transform or filter QueryPath data.

youdao

可以将XMLBeans看作对象-关系(OR)映射器，但这是针对XML文件而非关系数据库而言的。

You can think of XMLBeans as an object-relational (or) mapper — but for XML files rather than relational databases.

youdao