The second is an iteration process that applies the nested map to each of the elements of the input array.

第二个是迭代过程，将嵌套映射应用于输入数组的每个元素。

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Do an assessment at the end of each iteration and each project to capture lessons learned, and leverage that knowledge to improve the process.

在每次迭代和每个项目最后作一个评估来获得学到的经验，并把这些知识用于改进过程。

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We recommend that you invest two hours at the end of each iteration in order to hold an informal process improvement meeting or retrospective.

我们推荐您在每个迭代的末尾投入两个小时，开一个非正式的过程改进会议或回顾。

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Failure is a necessary part of the innovation process because from failure comes learning, iteration, adaptation, and the building of new conceptual and physical models through an iterative learning process.

FORBES: Creating An Innovation Culture: Accepting Failure is Necessary