通过创建新的应用程序连接性来组合现有的应用程序，企业可以提高业务价值、降低成本和增加收入。
By creating new application connectivity to combine existing applications, businesses can increase business value, reduce costs, and increase revenue.
通过跨国合作，交易所向其客户提供新的产品组合，以减少费用增加利润。
By reaching across national boundaries, exchanges are offering their customers a new mix of products as well as reducing costs and increasing profits.
通过用新的方法组合已有的对象来增加新的功能到应用上，而不是通过用已有的类定义新的子类。
New functionality can be added to an application by composing existing objects in new ways rather than by defining new subclasses of existing classes.
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