描述一种作为面向对象通信软件爱女基础的模式语言。解释为什么了解模式间的关系及权衡可以帮助指导可复用通信框架和应用的构造。-Describing an object-oriented communication software as the basis of the pattern language beloved daughter. Explain why understanding the relationship between model and can help guide trade-off reusable fr a mework and the application of communication structure.