设计模式使人们可以更加简单方便地服用成功的实际和体系结构。将已证实的技术表述成设计模式也会使新系统开发者更加容易理解其设计思路。-Design patterns so that people can be more simple and convenient way to take the success of the actual and architecture. Will have proven technical presentation into a new system design patterns also make it easier for developers to understand their design ideas.