That's about how high an object would have to be orbiting straight up from the equator to constantly remain directly above the exact same spot on the rotating planet Earth.

这大约是一个物体从赤道沿轨道垂直向上运行的高度，这样它就可以一直保持在地球同一地点的正上方。

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Meanwhile, a worldwide network of environmental sensors monitors the planet in real time. And research satellites observe it from above, as if the earth were under a microscope.

同时，全球的环境监测器随时对地球进行观察，就仿佛把地球置于一个显微镜下面。

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A single ger (or yurt, tiny white dot at top left)stands along a dirt road near the broad riverbed of the Tuul River in a remotearea of Mongolia, seen from above via Google Earth.

从Google Earth上俯瞰，蒙古偏远地区土拉河宽广的合唱边的蒙古包（左上角的白点）。

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The agreement sets targets to prevent the Earth's average temperature from rising more than two degrees Celsius above pre-industrial levels.

VOA: special.2009.12.26

I felt alone,cut off from friends, high above the firm earth.

VOA: special.2009.11.15

But when viewed from certain vantage points the sculpture takes the form of a heart, and when viewed from above, or from Google Earth, it resembles a pair of lips.

BBC: Helix - Love and Kisses

He showed to his own and then to the scientific world's satisfaction that holes punched out from below the earth would look different to those stamped in from above.

ECONOMIST: Gene Shoemaker

While the crew enjoyed the port town at sea level, the strongest man on earth preferred to admire Barcelona from above, choosing the hilltop of Montjuic, which overlooks the city, for its magnificent views.

FORBES: Overview