The customer was pushing significant formality and detail into this first phase, when we were only supposed to be working on a proof of concept.
客户心急的要求第一阶段的重要的正式的和详细的工作产物，而我们设想的是这只是个概念性的证实。
2
And this proof comes in the form of actual, working software — even if it's in its early stages, and only partly functional.
这个证据可以带来实际的可工作的软件，即使在早期阶段只能产生部分功能。
3
In some circles, indeed, an ulcer was the badge of a hard-working executive: perhaps not as definitive proof of dedication to the job as a heart attack, but a lot less lethal.