So how come birds don't get winded and run out of breath?
那为什么鸟类飞行的时候不会喘不过气来？
You might be winded doing it the second way, but when you get to the top and you are at the 60th story your gravitational potential is independent of how you got there.
对于走路你可能很抓狂，但你一旦到了顶层,你就是在第60层,你的重力势能,与你如何到达那里无关。
Playing with my kids outdoors winded me.And I began to get fat.I've reversed that trend, and am very active now, but I'm still trying to burn the fat I gained in those inactive years.
和孩子在室外玩耍令我得到了喘息，并且那时候我开始变胖，我已经保留了那种趋势现在很活跃，但是我仍然试着燃烧掉在那些不活跃岁月里积累下的脂肪。
Playing with my kids outdoors winded me. And I began to get fat. I've reversed that trend, and am very active now, but I'm still trying to burn the fat I gained in those inactive years.
和孩子在室外玩耍令我得到了喘息，并且那时候我开始变胖，我已经保留了那种趋势现在很活跃，但是我仍然试着燃烧掉在那些不活跃岁月里积累下的脂肪。
Not only will you save time by not writing long-winded emails, but you will get better responses and action out of your messages.
不写大篇幅的电邮不仅能节约时间，而且还能得到更好的结果。
Ask him a simple question about anything computer or technology related and you get a long-winded explanation.
你问他任何关于计算机技术相关的简单的问题，你会得到一个冗长的解释。
Ask him a simple question about anything computer or technology related and you get a long-winded explanation.
你问他任何关于计算机技术相关的简单的问题，你会得到一个冗长的解释。
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