一个典型的作品，比如《七天》，由一张美丽的黑白照片组成，它是在一次史诗般的步行中拍摄，拍摄的里程数和天数就列在下面。
A typical work, such as Seven Days, consists of a single beautiful black-and-white photograph taken on an epic walk, with the mileage and number of days taken listed beneath.
对旅游业而言，观念或许是比漏油更为严重的威胁；在奥巴马最近的一次视察中，他有目的地选择步行到干净的海滩。
Perceptions may be a bigger threat to tourism than oil; on his latest visit Mr Obama purposefully chose to walk on a clean beach.
虽然此时你在跑步的过程中仍不时间断步行，但这并没什么不好。
You might be walking a little during your runs, but there’s nothing wrong with that.
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