By 2020, one fifth of the country's 150, 000 km railway network will be used by high-speed trains.
到2020年，中国15万公里铁路网的五分之一将供高速列车使用。
In the next three years, China plans to build 30 airports and 3, 000 km of railways.
未来三年，中国计划修建30个机场和3000公里铁路。
These units should be oiled and inspected every 8 000 km.
每行驶8000公里，这些部件就应该进行检查。
The Moon is in orbit around the Earth at an approximate distance of 377, 000 km (234, 000 miles).
月亮所运行的轨道距离地球约为377,000公里（234,,000英里）。
The diameter of Saturn's rings almost 250 000 km, while the thickness of the rings is less than one kilometer.
土星环的直径将近25万公里，而环的厚度小于一公里。
While the country is over twice the size France, it only has less than 10 000 km of roads of which less than 800 km is paved.
尽管这个国家的大小是法国的两倍，但是它仅仅有不到10000公里的路，而且仅仅800公里是由砖石铺成的。
Astronauts aboard the ISS see 16 sunrises and sunsets per day due to their high orbital velocity (greater than 28, 000 km per hour).
每天，宇航员在高速(每小时大于28000千米)运行的轨道上能看到16次日出和日落。
A cube with the same volume as the spherical Earth would have a side 10, 000 km (6, 400 miles) long so the corners are 8700 km from the center!
和球形“地球”具有同等体积的立方体的每个边长应当是10000公里，每个顶点到立方体中心的距离是8700公里！
It also generated an atmospheric shock wave that travelled around the Earth seven times, and noise from the blast was heard up to 5, 000 km away.
喷发还产生了环绕地球7次的大气冲击波，冲击波产生的噪音5000千米外都能听到。
There is not only mosaic structures consisting of small blocks and giant orogenic belts, but also modern continental margin with trenchs, island arc and basins lasting for 20 000 km.
这里不仅有若干小地块与巍峨造山带形成的镶嵌组合，还有以沟、弧、盆并行发育的长达近20000km的现代大陆边缘。
Between 2000 and 2005 it lost 351, 000 sq km of forest, mostly to fire and pests.
2000年到2005年之间，351,000平方千米的森林消失，大部分是因为燃烧和虫害。
About 240 000 liquidators received the highest radiation doses while conducting major mitigation activities within the 30 km zone around the reactor.
大约240,000清理者在反应堆方圆30公里之内的地区进行大量清理活动时受到最高剂量的核辐射。
That means they're very, very long relative to their girth, so a 22, 000-mile (35, 400 km) cable should be a snap, right? Well, no.
也就是说这些绳链相对于他们的周长非常非常长，所以制造一根长22,000英里（35,400公里）的电缆应该是非常容易的，是吗？
Between 2002 and 2009 Brazil committed 709, 000 sq km of the Amazon to such use.
2002到2009年间，巴西将亚马逊雨林709,000平方公里定为此用。
It covers an area of just over 2m square km and contains an estimated 150, 000 cubic km of groundwater.
它覆盖的面积只有200万平方公里多一点，但是据估测含有15万立方千米地下水。
We were 3, 000 miles (4, 800 km) apart, but I kept forgetting we weren't at the same conference table.
虽然相隔3000英里(4800公里)，但我却经常会忘了我们并非坐在同一张会议桌上。
The space station has traveled 2.1 billion km, orbited Earth more than 57, 300 times, hosted 167 people from 15 countries, and served up more than 19, 000 meals.
十年来，国际空间站共运行了21亿公里，绕地球运转57300多次，接待过来自15个国家的167人，提供过1.9万多次用餐服务。
Satellite monitoring by the NSIDC in Boulder, Colorado, shows that the melting of sea ice has been unusually fast this year, with as much as 40, 000 sq km now disappearing daily.
美国冰雪数据中心在博尔德和科罗拉多州的卫星监测显示：今年海冰的融化速度异乎寻常地快，冰层以每天高达4万平方公里的速度在消失。
Even some of the 29, 000 native Gibraltarians now live in Spain and commute to work on the crowded two-and-a-half square miles (6.5 square km) of the Rock.
甚至在29000直布罗陀人中也有部分居住在西班牙，每日通勤前往那人头攒动的2.1平方英里(6.5平方公里)的岩山工作。
Over the past decade it has given protected status to 500, 000 sq km of the Amazon rainforest.
在过去的10年中，大约有500,000平方千米的亚马逊雨林得到保护。
The Vatican Secret Archives have been estimated to contain 52 miles (84 km) of shelving, and there are 35, 000 volumes in the selective catalogue alone.
据估计，梵蒂冈机密档案室的书架有52英里长(84千米)，仅可供参考的目录就有35000卷。
The most difficult portion of the tunnel is the 57 km (35.4 mi) stretch that will run nearly 2, 000 feet (600 meters) under the Gotthard massif below the existing Gotthardbahn track.
隧道的最困难部分是57公里(35.4英里)的支线，它位于现在的Gotthardbahn轨道下方2000英尺(600米)以下的岩石中。
The Chaco, which stretches over nearly 240, 000 sq km, is similar topographically, and in places climatically, to the Australian outback.
查科的面积超过24万平方公里，其地形和有些地方的气候与澳大利亚内陆地区十分相似。
And last year the Wilkins shelf, a huge plate of floating ice attached to the peninsula, started to break up, losing some 2, 000 sq km in six months.
去年，与南极半岛相连的巨大盘状浮冰威尔金斯冰架开始碎裂，在六个月内失去大约两千平方公里。
It has impacted nearly 400, 000 sq km of land, which is 37.8 percent of the region's total.
灾情波及到40万平方公里的土地，相当于自治区土地总面积的37.8%。
By the way, with the so-called suborbital flights, a chance to look at the Earth from 100-160 km height may cost just as little as 200 000 USD.
顺便说一句，借助所谓的亚轨道飞行，从100- 160千米高空俯视地球或许只要投入20万美元即可。
The study said more than 51, 000 sq km (19, 700 sq miles) of grass had been lost in the past 127 years, with largest losses (35 percent) occuring after 1980.
研究指出，在过去的127年里，海草面积减少了至少五万一千平方公里（相当于一万九千七百平方英里），其中数量的急剧减少是发生在1980年之后（占减少总量的百分之三十五）。
Oceans create a water layer spanning 15, 000 miles (24, 000 kilometers) across the planet at an average depth of more than 2 miles (3.2 km).
海洋在地球上创建了一个横跨15,000英里(24,000公里)，平均深度超过2英里(3.2公里)的水层。
Ethiopia now has just 39km of roads per 1, 000 sq km, and less than 4% of its land is irrigated.
埃塞俄比亚目前每1000平方公里有39公里的路，不到4%的土地得到灌溉。
Ethiopia now has just 39km of roads per 1, 000 sq km, and less than 4% of its land is irrigated.
埃塞俄比亚目前每1000平方公里有39公里的路，不到4%的土地得到灌溉。
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