The time for testing and maintenance is invested when the developer first creates the asset and does not have to be redone with each new project utilizing the reusable assets.

当开发人员首次创建资产时就投入了测试和维护的时间，而无需对每个利用可重用资产的新项目重新进行此工作。

youdao

If any maintenance has to be performed first perform it on the clone and ensure that it does not impact your solution.

如果必须首先执行任何维护工作，请首先在克隆环境上执行，并确保不会对您的系统造成影响。

youdao

Furthermore, testing first makes maintenance and refactoring much easier.

另外，测试优先也可以使维护和重用更加容易。

youdao

This persona research shows that IT would rather have an application easy to implement and low maintenance first, not one that required intensive customization.

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