日期：
来源：雅诚德英语网
Explicit boundaries crisply define what is inside a service and what is outside a service.
清楚的界限定义了那些在服务内，哪些在服务外。
Explicit boundaries crisply define what is inside a service and what is outside a service.
清楚的界限定义了那些在服务内，哪些在服务外。