RPC还引入了一个通过使用规范文件定义客户端和服务器之间接口的根本方法。
RPC also introduced a rudimentary way of defining an interface between the client and the server through the use of a specification file.
非常相似，但是需要从根本上改变接口仍然会让人不安。
Pretty similar, but it's still disconcerting that you had to alter your interface at all.
清单6显示了一个版本的configuration类，在该类中PHPV 4编码人员尝试了构建基本接口而根本不使用interface关键字。
Listing 6 shows a version of the Configuration class in which the PHP V4 coder has tried to build a rudimentary interface even without the interface keyword.
实际上，典型的用户接口设计只有很少或根本没有影响到解决方案的可扩展性。
In fact, the design of the user interfaces typically has little or no effect on the scalability of the solution.
如果你的设备是支持数字接口的，那么使用数字线缆能够使质量得到些许的提升，但是除非你使用一个非常大的显示器或者电视机，否则你根本看不出有什么明显区别。
You might get better quality from using digital cables if your devices support it, but unless you have a very large monitor or TV it can be hard to tell the difference.
在客户端，更改引用的接口也可能根本无法办到，因为您必须更改实现以使用不同的名称。
On the client side, changing the interface of the reference might also be out of the question because you would have to change the implementation to use different names.
在客户端，更改引用的接口也可能根本无法办到，因为您必须更改实现以使用不同的名称。
On the client side, changing the interface of the reference might also be out of the question because you would have to change the implementation to use different names.
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