They should always be within shouting and running distance of their children.
他们应该保持在孩子们叫一声就能听得到以及能马上跑过去的距离之内。
To paraphrase the comedian Steven Wright; everything is within running distance if you have the time.
用喜剧演员史蒂芬·莱特的话说，只要有时间，哪里都能跑到。
With rapid development of modern aircraft and increasing weight and touch-down speed, the kinetic energy and brake running distance are higher and higher.
随着飞机重量增加，尤其是着陆速度显著增大，从而使飞机着陆时的动能和滑跑距离急剧增加。
With rapid development of modern aircraft and increasing weight and touch-down speed, the kinetic energy and brake running distance are higher and higher.
随着飞机重量增加，尤其是着陆速度显著增大，从而使飞机着陆时的动能和滑跑距离急剧增加。
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