英语听力：自然百科 金星和水星旅行指南 Venus and Mercury-12（在线收听） |
And that’s the first time; it was return black-and-white panoramas of the Venus surface. These images were extremely important, because it was the first time, we ,human beings had a chance to see with our naked eyes completely different other world. We were very much proud of that. Seven years later, Venera/13 and 14 sent back the first color postcards taken under Venusian skys.
It means that standing on the surface of Venus, you will meet absolutely incredible situation. First of all, we will see not the blue skies; you will see / red skies, orange in color. This is the hell, real hell.
Hell is a good description. This is what it's like to enter the Venusian underworld, a volcanic landscape ruled by crushing pressure and searing heat. No probes survive here for much more than a few hours and none have ever returned.
What happened to our twin world? Was Venus always as barren and hostile as it appears to be?
One of the most intriguing things about Venus is that we know at some point in Venus’ history it had an ocean like the one we have here on / earth.
There has been chemical measured in the atmosphere that tell you, at some point, Venus had an ocean’s worth of water that is now gone.
Atlanta, Houston, everything down here looks real good to us.
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| 原文地址：http://www.tingroom.com/lesson/zrbaike/2012/260558.html |