An example might include collectively walking 100, 000 steps with friends by a certain day and time or eating three healthy meals a day.
这样的竞赛可能是与朋友协作，在特定时间完成步行10万步的步行；也可能是一日三餐都吃健康食品。
When we arrived at the party, I had some trouble walking up the steps in my three-inch heels.
我们一行人终于到达了派对，可穿着三英寸高跟鞋的我在上楼梯时却遇上了点麻烦。
I remember getting up, determined to do something useful, walking three steps, turning around, going back, and laying down again.
记得我站起来，立志做些有用的事情，走三步，转身回去，又躺了下来。
I keep my mind active and coming to school three times a week, and walking up and down the steps, that kept me physically able.
这让我的头脑保持活跃，并且我一周三次去学校，从台阶上上上下下，这保持了我的体能。
I keep my mind active and coming to school three times a week, and walking up and down the steps, that kept me physically able.
这让我的头脑保持活跃，并且我一周三次去学校，从台阶上上上下下，这保持了我的体能。
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