为什么一个70岁的老人可以保持良好的状态来完成马拉松，而大多数年龄只有她一半的人却不能完成？
Why can a 70-year-old stay in good condition to complete a marathon, while most people half her age couldn't finish?
花点时间去吃日常正餐来增加你的能量和保持良好的身体状态。一定要多吃纤维来缓解便秘，这是一个普遍的旅行问题。
Take time to eat regular meals to boost your energy and keep you feeling good. Be sure to get plenty of fiber to ease constipation, a common travel problem.
现在我们面临的挑战就是保持现有的良好状态，从而使球队能够一直在一个很高的水平进行比赛。
We played at a level that was very high. Our challenge is going to be to maintain and build on that performance and be able to consistently play at a high level.
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