自然是非常聪明的，它处理这些的,难题的方法很聪明。

So nature is very clever, the way that it deals with these rather difficult problems.

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解决这个小难题的最容易的方法是递归地处理传入的OptionalParam元素的列表(实际上是一个Array )。

The easiest way to approach this little conundrum is to recursively attack the list (which is actually an Array ) of OptionalParam elements passed in.

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Forrester调查显示，70%的IT执行者都计划利用Web服务来整合内部应用程序和数据，作为处理这个难题的方法。

Of all IT executives surveyed by Forrester Research, 70 percent plan to use Web services for integration of internal applications and data as a way to address this challenge. 4.

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