缺点：这种方法的主要缺点是一些SAN技术仍然与NPIV技术不兼容。

Drawbacks: The main drawback with this method is that some SAN technology is not yet compatible with NPIV technology.

youdao

如果您在类上定义invoice方法，则您没有办法知道该类的一些其他用户会不会定义不同的、不兼容的方法，还命名为invoice。

If you define an invoice method on a class, you have no way of knowing that some other user of that class won't define a different, incompatible method also named invoice.

youdao

当服务使用者使用的消息结构与服务提供者预期其传入的请求消息所具有的结构不兼容时，此方法就特别有用。

This method comes in particularly handy when the service consumer USES a message structure that is not compliant with the structure the service provider expects for its incoming request messages.

youdao