这是因为我们经常不知道前提的真理，我们经常测试前提的真理，通过建设有效的论点，测试结论的真理。
That's because we often don't know the truth of our premises and we often test the truth of our premises by constructing valid arguments and testing the truth of the conclusion.
我们的目标就是通过关注有效的、经过测试的代码(来自于短期的反复编写代码和测试)，从而改进软件开发过程。
The goal is to improve software development by providing a focus on working, tested code, created by short iterations of coding and testing.
测试人员是通过将用例转换为效率高的，有效的，阶段性适合的测试，从而充分利用用例执行带来利益的唯一受益者。
Testers are uniquely positioned to garner great benefit by harnessing the power of use case implementation by converting use cases into efficient, effective, phase-appropriate testing.
应用推荐