Relax coupling的用法和样例：
例句
- Is a service that allows for a loose coupling of events between components.
是允许在组件之间使用松耦合的事件的服务。 - According to the thought of modularizing design, each part of the process is implemented separately to reduce the coupling of the system and expand the system functions easily.
按照模块化设计思想，将流程各个阶段分开设计，体现系统的松耦合性，便于系统扩展。
