Writing functions that work well with other functions in the same group or module is important because it's precisely these groups of functions or modules that you must be able to reuse.

编写可与相同组或模块中的其它函数良好协作的函数很重要，因为这些函数组或模块组就是您必须能够重用的。

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However, the new findings that reveal how the teams shared source code of at least one module in the early stages of development prove that the groups cooperated at least once.

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