The most complex engineering project ever attempted has created an enormous set of interlinked modules that orbits the planet at more than 27,000 kilometres per hour.
有史以来最为复杂的工程项目创造了一组巨大的相互连接的模块，其以每小时27000公里的速度绕地球运行。
We would fly at 480 kilometres per hour, avoiding traffic lights, busy roads and speeding tickets.
我们能以每小时480公里的速度飞行，避开红绿灯、拥挤的道路和超速罚款单。
They wait below the seals and then swim up and crash into them by surprise at 40 kilometres per hour, killing them with one bite.
它们在海豹下方等待，然后游上来，以每小时40公里的速度突然撞向海豹，一口就把海豹咬死。
The speed of the car was 85 kilometres per hour.
这汽车的速度是每小时85公里。
The aeroplane can go at 1200 kilometres per hour.
这飞机一个钟头能飞1200公里。
It did not fly very fast: only at 48 kilometres per hour.
迅速飞得不很多：只是在每个小时48公里。
Early trains, like the Rocket, had a top speed of 50 kilometres per hour.
早期的火车，像火箭，最快速度是每小时50公里。
There are violent winds of 120 kilometres per hour or more, which cause huge waves, heavy rain and floods.
猛烈的飓风以120千米每小时甚至更快的速度移动，引起巨大的波浪，大雨和洪水。
Even fragments a few centimetres in size are a hazard because they travel at many thousands of kilometres per hour.
即使仅有几厘米大小的碎片也是一场灾难，因为它们的速度可达每小时几千公里。
Even fragments a few centimetres in width are a hazard because they travel at many thousands of kilometres per hour.
即使仅有几厘米大小的碎片也是一场灾难，因为它们的速度可达每小时几千公里。
A coronal mass ejection can carry a billion tons of solar material into space at over a million kilometres per hour.
日冕物质抛射可以携带十亿吨太阳能材料进入太空超过每小时一百万公里。
Runaway brother walk up to 10 kilometres per hour, 35 kilometers from his home to Yang Liuqing, he only needs 5 hours.
暴走哥走路最快可达每小时10公里，从他家到杨柳青35公里，他只需走5小时。
Being in the upper atmosphere they are blown by the winds in these areas and can drift at speeds of up to 300 kilometres per hour.
是在上部大气他们由风吹在这些区域，能漂移以300公里的速度每小时。
The topless women held signs warning of 60 and 40 kilometres per hour. There were no reports of accidents caused by drivers being distracted.
裸胸女性高举时速60公里和40公里的限速警告牌。目前还没有司机因此分心而造成事故的报道。
Redesigned with aero engines and larger wings, it could be made to fly at about 900 kilometres per hour with its nose angled up by about 5 degrees, Hawkes says.
要是重新设计一番，将它的翅膀加大，用航空发动机替代现有发动机，向上倾斜5度角飞行，每小时它大概能飞900公里，霍克斯说；
Thee flight of the shuttlecock, a missile of cork and goose feather that players volley across the net, has been recorded at speeds of 260 kilometres per hour.
羽毛球由软木和鹅毛制成，飞行的最高时速可达260公里。选手在球落地前要将其接起并打过网。
Ahigh fall is certainly among the speediest ways to die: terminalvelocity (no pun intended) is about 200 kilometres per hour, achievedfrom a height of about 145 metres or more.
从高空坠落也很可能迅速的死去。 从145米以上的高度掉下来到地面时能达到200公里的时速。
With the carbon wing strapped to his back, Rossy had leapt out of a small plane at an altitude of 2, 500 metres over the French coast before jetting off at speeds of more than 200 kilometres per hour.
当天罗西乘一架小飞机从法国出发，当飞机飞至距海面2500米的高空时，罗西背着碳制动力机翼一跃而下，并以每小时200多公里的速度飞行。
Professor Leonid Sokolov of the St Petersburg State University told the RiaNovosti website: ‘Apophis will approach Earth at a distance of 37,000-38,000 kilometres (per hour) on April 13, 2029.
圣彼得堡国立大学教授莱尼德·索科洛夫指出，“2029年4月13日时，“阿波菲斯”将以每小时3700到3800公里的时速接近地球。
The helicopter, named GEN H-4, has a set of two rotors turning in opposite directions and can fly at a maximum speed of 50 kilometres (31 miles) per hour.
这架代号为GEN H - 4的直升机有两个向相反方向旋转的旋翼，最高飞行速度可达每小时50公里。
The helicopter, named GEN H-4, has a set of two rotors turning in opposite directions and can fly at a maximum speed of 50 kilometres (31 miles) per hour.
这架代号为GEN H - 4的直升机有两个向相反方向旋转的旋翼，最高飞行速度可达每小时50公里。
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