This may develop from our ancestors' need to run on the wet ground.
这可能源于我们的祖先需要在潮湿的地面奔跑。
To make sure that they do not run, race walkers must have one foot on the ground at all times.
为了确保他们不跑步，竞走运动员必须保持有一只脚在地面上。
It felt strange to run and not feel his feet when they hit the ground. He fell several times.
在奔跑的时候，他好几次都没感觉到自己的脚和地面相碰，这种感觉很奇怪。
The reason is that a buzzard always begins a flight from the ground with a run of ten to twelve feet.
原因是秃鹫从地面起飞前总要先助跑10 ~12英尺的距离。
Fans feared that the American owners would run the club into the ground, and fretted about the tens of millions of dollars in debt they added to its balance sheet.
球迷们担心这个美国家族会将俱乐部经营得一团糟，并对格雷泽家族添加到曼联资产负债表上的几千万债务表示忧虑。
These carry atomic clocks that have to run at a different speed to those on the ground because gravity is greater there.
卫星携带的原子钟必须和地面的运行速度不一样，因为那里的重力更强。
"We continue to run several ground-based teams that have been in operation for several years, and have actually found the majority of the known objects," Johnson says.
“我们将让几个陆基团队继续进行搜索。他们已经干了好几年了，大部分已知的小行星就是他们发现的，”约翰逊说。
Whether you are prototyping to prove a concept, developing a new application from the ground up, or just studying SQL, you need test data to run your application against.
无论您是在用原型证明某一概念，还是开发一个全新的应用程序，或者只是学习SQL，您都需要在您的应用程序上运行测试数据。
Without the cushioning of modern shoes, our heels cannot afford to strike the ground thousands of times during a run.
在没有穿缓冲装置的现代跑鞋的情况下，我们的脚跟没法承受跑步时的数千次的冲撞。
The economy not only regains its lost ground, but, within a year, it typically catches up to its rising long-run trend.
经济不仅会收复失地，而且一般来说，一年之内，就会追赶上它的长期增长趋势。
These are people who may stay to produce ground-breaking research, or return to run job-creating companies.
这些人中有些会留下来得到具有突破性的研究成果，或者回国开公司创造就业机会。
Hills. If you run or bike or walk for cardio, you'll want to incorporate hills (after the first month or two of doing it at an easy pace on flat ground).
如果你通过跑步，骑车或者走路来锻炼心脏，那么结合斜坡，效果更好(通常在平地上锻炼一两个月以后进行。)
Advertising budgets tend to be one of the first things cut when times get difficult, he sighs, though it often costs firms more in the long run to recover the resulting lost ground.
（WPP是一家大型广告集团）。他感叹到，市场低糜时，人们首先裁减的就是广告的预算，尽管将来常常要花更多的钱来弥补这样带来的损失。
You can run the club into the ground and kill it financially, but it will rise again if the fans want it to.
你可以把俱乐部经营得一塌糊涂甚至从财务上毁灭它，但是只要有球迷的支持，它就一定会东山再起。
The loft leads again to the ground floor, to the living room, and to the outside: in this circulation, children run and run tirelessly.
阁楼又导向首层、起居室及室外：在这样的循环中，孩子们不知疲倦地跑来跑去。
It was far from certain, and it took many months to run this thread to ground.
那时候还不能确定，我们花了很多月的时间去确定这条线索。
With a strangled cry, the assassin dropped from the tree and hit the ground. He began to run.
刺客忽然大叫一声，从树上跳到地上，拔腿就跑。
Even with such handicaps he could be relied on to run the most prosperous enterprise into the ground.
不过，尽管有种种不利条件，人们还是认为他有能耐把最兴旺的企业办得一败涂地。
Some say to run on the ball of your foot, others say contact the ground with the heel. We take a middle of the road approach.
有些人认为跑步时用前掌着地，也有人认为应该足跟着地。
Many of the gas stations, especially in Nassau, there's gasoline in the tank in the ground but there's no power to run the pump. And that's been the problem.
很多加油站，尤其在拿索，油箱里有汽油，但没有电力来运转泵，这就是问题。
Fast switching signals, such as clocks, must be shielded with digital ground to avoid radiating noise to other parts of the board, and must never be run near the reference inputs.
时钟等快速开关信号必须利用数字地屏蔽起来，以免向电路板上的其它器件辐射噪声，并且绝不应靠近基准输入。
Planet Coaster will let your imagination run wild as you build your own theme park, constructing everything from the rides to the concessions to the ground beneath your guests' feet.
过山车之星想让你发挥你脑洞大开的想象力去建造属于你自己的主题公园，从游乐设施到你客人的脚下的地面上的一切东西都可以建造。
Planet Coaster will let your imagination run wild as you build your own theme park, constructing everything from the rides to the concessions to the ground beneath your guests' feet.
过山车之星想让你发挥你脑洞大开的想象力去建造属于你自己的主题公园，从游乐设施到你客人的脚下的地面上的一切东西都可以建造。
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