虽然已有控制疟疾的特定目标，但是缺乏明确战略如何实现具体目标和衡量进展/影响。

While there are specific goals for malaria control, there has been no clear strategy on how to achieve targets and measure progress/impact.

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模式是模型在特定场景下的体现，是模型的具体化，明确知识管理模型和模式的区别是知识管理体系研究的前提。

Pattern is the embodiment of model in certain context, so finding out the differences between model and pattern is the premise of knowledge management framework architecture.

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