属性:如同前面在基础知识中所讨论的那样,在uml图中属性和子元素之间并没有清晰的界线。
The appearance is elegant, novel, comfortable, the raised Angle is clear, the lines are clearly demarcated, geometry form very much for rule, make people to be pleasing.外型美观大方、新颖、舒适、棱角清晰、线条分明,几何形状极为规则、令人赏心悦目。