However, keep in mind that prototypes alone are rarely sufficient to communicate underlying patterns, principles, and rationale, which are vital concepts to communicate to programmers.

• 不过一定要记住，不能只使用原型，因为仅仅用原型是不足以表达底层的模式风格、原则和基本原理，这些都是要和程序交流的很重要的内容。