如果车速限制是100千米每小时，生产一个足够大、足够强、时速能达到每小时200公里的引擎有什么意义呢？
What's the point in producing an engine that is big and powerful enough to go like 200 kilometers an hour when the speed limit is only 100?
邮报报道说，在试飞期间，第谷·布拉赫到达了1.7公里（2.8千米）的高度。
During its test flight, Tycho Brahe reached a height of 1.7 miles (2.8 kilometers), the Post reported.
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。
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。
It covers an area of just over 2m square km and contains an estimated 150, 000 cubic km of groundwater.
他们强调，驼鹿活动是不可预测的，他们游泳的时候比“两个人划独木舟还要快”，跑起达到每小时35公里，折合56千米每时。
This stresses that moose are unpredictable, able to swim as fast "as two men paddling a canoe" or run at 35 miles (56km) an hour.
将大量可再生资源从产能源头（主要是北部）输送给南部和西部的用电者们，需要3500公里（合2175英里）的输电网，而仅有90千米的电网已经修建完成。
Of the 3, 500km (2, 175 miles) of transmission lines that are needed to carry renewable power from (largely northern) sources to southern and western consumers, just 90km have been built.
通过比较，研究人员发现，在14个月的时间中，冰层下湖泊溢出了1.7立方千米的水，75公里长的伯德冰川的移动速度加快了10%。
They discovered that during the same 14-month period that 1.7 cubic km of water cascaded through subglacial waterways' the 75-km long glacier downstream pick up speed' moving about 10 percent faster.
每年，通过24,328千米的管道，它为1,855平方公里的三个主要城市里的一千一百万人口供应十六亿两千八百万立方米的可饮用水。
It supplies some 11 million people in three major cities with1,628 million cubic meters of potable water a year via 24,328 kilometers of pipeline over an area of 1,855 square kilometers.
10喷气背包可以飞行10分钟，它的速度可以达到100公里每小时，可以飞到3千米的空中。
The JB-10 can fly for periods up to 10 minutes. It can reach 100 kilometers per hour and fly up to 3,000 meters in the air.
通过对磁场模型和木卫二表面的照片进行分析，科学家们早就怀疑在距其表面10 - 30公里处存在一个约160千米(100英里)深的大洋。
From models of magnetic forces, and images of its surface, scientists have long suspected that a giant ocean, roughly 160km (100 miles) deep, lies somewhere between 10-30km beneath the ice crust.
为了给人们提供便利和满足将来的土地需求，索卡拉斯打算让城市的面积扩大2倍至80平方千米（31平方公里）。
To accommodate them and future land needs, Mr Socarrás wants to allow the city's area eventually to triple to 80 square km (31 square miles).
无任何动力装置便可翱翔盘升至几千米的高空，几百公里的距离。
Withou any powered machine, it can soar up to the sky thousands meters high and up to hundreds kilometers far.
无任何动力装置便可翱翔盘升至几千米的高空，几百公里的距离。
Withou any powered machine, it can soar up to the sky thousands meters high and up to hundreds kilometers far.
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