But , fundamentally , reuse via design patterns is fine-grained : one solution ( the Flyweight Pattern , for example ) is orthogonal to another ( the Memento Pattern ) .
但是，从根本上来说通过模式实现重用属于细粒度操作：一个解决方案是（比如享元（Flyweight）模式）与另一个解决方案（备忘录模式）正交。
Memento Pattern