The authors then go on to show how to write use cases from requirements (but disguises the exercise as "just figuring out what the door does").
作者继续说明如何根据需求撰写用例(但将练习假设为“仅仅找出门能做什么”)。
WORK IT OUT: We've all heard it's good for us, but what exactly does exercise do for the body?
找出答案 ：我们都听说锻炼对我们有益，可准确地说，到底锻炼对身体产生什么样的作用呢？
What Does Vigorous Aerobic Exercise Feel Like?
剧烈的有氧锻炼感觉象什么？
What does brain exercise consist of?
那么该怎么来进行大脑训练呢？
As what I said above, if we do not does exercise often, we may in a bad health.
正如我上面所说的，如果我们不经常运动，我们的健康状况就可能会不太好。
EXERCISE: Read each quote and ask the good Lutheran question: What Does This Mean?... or What's the point? And then make application to your context.
练习：阅读每个引言并且提出很好的路德式问题：这话是什么意思？……或者说意义何在？然后运用在自己的处境中。
What does aerobic exercise include?
有氧运动都包括哪些?。
Remember the brief snippet regarding how we are learning more about what aerobic exercise does for us earlier in this article?
记得在本文开始时提到为什么要了解有氧训练对我们的影响吗？
Remember the brief snippet regarding how we are learning more about what aerobic exercise does for us earlier in this article?
记得在本文开始时提到为什么要了解有氧训练对我们的影响吗？
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