分类：教育/科学-外语学习
问题：英文翻译请直译或意译以下英语句子为中文，要求意思正确，语句通顺。 
请直译或意译以下句子为中文，要求意思正确，语句通顺。 Software comprising number of independent,interactive well defined modules that lead to better maintainability. It is the probability of failure free software operation to perform a required function under stated conditions for a specified period o请直译或意译以下句子为中文，要求意思正确，语句通顺。 Software comprising number of independent,interactive well defined modules that lead to better maintainability. It is the probability of failure free software operation to perform a required function under stated conditions for a specified period of time. The possibility that a segment of a source code can be reused with slight or no modification. The ability of the software to perform operation normally under stress or tolerate unpredictable inputs.
回答：译文如下，你是在做翻译么？
貌似把翻译不出来的难句都放到这来了，呵呵
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如果软件由若干独立模块构成、且模块间的交互关系是明确定义的，这种软件将具备更好的可维护性。

在指定的时间内、在限定的条件下，完成必需的功能，是无故障软件操作的概率。

一段源代码可以在无改动或稍做修改的情况下重用的可能性。

软件在压力条件下正常运作、或容忍不可预测输入（且不出错）的能力。
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