飞机在3 000米的高空飞行。
火山把团团热气和灰尘喷向高空。
The volcano spurted clouds of steam and ash high into the air.
他们正在高空飞行。
至少有4架高空飞行战机不得不采取退避行动。
At least four high-flying warplanes had to take evasive action.
这些镜子可以在几千英里的高空以地球绕地轴旋转的速度运行。
The mirrors could orbit—thousands of miles high—at the same speed as the earth turns on its axis.
在没有云雾的日子里，可以登上环球金融中心的观景台去欣赏高空美景。
Alternatively, savour high-altitude views - stratocirrus permitting -from the observation deck in the World Financial Center.
机舱里的氧分压会更低，其数值跟6000到8000英尺高空的氧分压值一样。
The lower oxygen pressure found in an aircraft cabin is equivalent to that at 6,000-8,000 feet of altitude.
虽然机舱压力可以被调节，以避免人体发生高空反应，但你仍会感到困倦或头痛。
Although the pressure of the cabin is adjusted to prevent altitude sickness, you could still experience sleepiness or a headache.
这些图像如此之大，以至于只能在1000英尺的高空——也就是说从飞机上观看。
The images are so large that they can only be viewed at a height of 1,000 feet—meaning from an aircraft.
就在这个时候，美国国家航空航天局决定通过拍摄黄石公园的照片来测试一些新的高空照相机。
Just at this time NASA decided to test some new high-altitude cameras by taking photographs of Yellowstone.
她开球那一杆打了一个高空球。
爆炸造成的烟柱升入几千英尺的高空。
The explosion sent a column of smoke thousands of feet into the air.
长长的击鼓声欢迎高空秋千艺术家们到场。
飞机在1 500英尺的高空保持水平飞行。
现在天文学家认为那是一颗在高空燃烧的流星。
Now astronomers think it was a meteor that burned up high in the atmosphere.
它在4500米的高空以每小时240公里的速度飞行。
It flies at 240 km per hour at a height of 4,500 meters in the sky.
太阳辐射可以轻易地通过高空薄云层，就像通过空气一样。
High thin clouds are very transparent to solar radiation, like clear air.
他发现一只猎鹰已经能在高空中飞行，但另一只静静地待在树枝上一动不动。
He found that one falcon had already been able to fly high in the sky, while the other one was staying at the branch of a tree quietly without moving.
夜间，一架飞行在3000英尺高空的飞机上安装了一个红外扫描仪，用来测量农作物散发的热量。
Mounted on a plane flying at 3,000 feet at night, an infrared scanner measured the heat emitted by crops.
这名英国年轻人注意到，接近地面的空气污染水平比该机构所记录的高空空气污染水平高出约三分之二。
The English youngster noticed that pollution levels are around two-thirds higher close to the ground than they are in the air at the height where they are recorded by the agency.
从高空俯瞰中国大地，地势像四级阶梯，自西向东，逐级下降。
A bird's-eye view of China would indicate that China's terrain descends in four steps from west to east.
从高空俯瞰中国大地，地势像四级阶梯，自西向东，逐级下降。
A bird's-eye view of China would indicate that China's terrain descends in four steps from west to east.
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