A brisk half hour walk a day will keep you healthy - and sane - say researchers.
研究人员说，每天轻快步行半小时将是你保持健康和理智。
If you're training for a half or full marathon, go for a 30-minute walk the day after a long run.
假使你在做半程或者全程马拉松的训练，在你完成长跑的第二天散大约30分钟的步。
The findings suggest that even a half-hour walk at a quick speed every day could lower the risk of cognitive impairment.
结果表明，每天快速行走半个小时也可以降低认知障碍的风险。
It was a typical street fair. It took only 20 minutes to walk from one end to the other, but I spent half a day roaming around.
然而就是在这条即使踱着方步二十分钟也能走完的街上，我却整整消磨了半日时光。
It was a typical street fair. It took only 20 minutes to walk from one end to the other, but I spent half a day roaming around.
然而就是在这条即使踱着方步二十分钟也能走完的街上，我却整整消磨了半日时光。
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