从建模的观点来看，由此带来的挑战是如何描述设计良好的操作、服务和流程抽象的特征以及如何系统地构造它们。
From a modeling standpoint, the resulting challenge is how well-designed operation, service, and process abstractions can be characterized and constructed systematically.
然而，新兴经济体都有一些共同特征：他们都面临着相同的挑战(例如数量巨大的贫困人口)和类似的机遇(比如快速的经济增长)。
But emerging markets nevertheless have something in common. They face similar challenges (such as large Numbers of poor people) and similar opportunities (such as rapid economic growth).
进一步的评价需要更多和更全面的资料，而解读其特征将是非常难以捉摸的、有挑战性的任务。
Further evaluation will require greater and more comprehensive data, and interpreting its implications will be a subtle and challenging task.
应用推荐