42 篇文章
They reveal nearly two billion years of the earth's history.
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They reveal nearly two billion years of the earth's history. 它们揭示了近二十亿年的地球历史

We can read this chapter of the earth's history...
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We can read this chapter of the earth's history... 我们可以在科罗拉多大峡谷的山壁上

It's still here, imprisoned in the earth's crust.
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It's still here, imprisoned in the earth's crust. 它仍然在这里 被囚禁在地壳之中

They all feed off the earth's heat-
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They all feed off the earth's heat- 他们都以地热为生

They provide the earth's colors.
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They provide the earth's colors. 让地球色彩斑斓

Bear witness to the earth's original atmosphere.
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Bear witness to the earth's original atmosphere. 证明了地球的原始大气层的组成

But even here, on the Earth's frozen bottom,
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But even here, on the Earth's frozen bottom, 但即使在这地球最严寒的一端

The Amazon is one of Earth's most endangered ecosystems...
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The Amazon is one of Earth's most endangered ecosystems... 亚马逊是地球上濒临灭绝的生态环境之一

..in Earth's greatest natural wonders.
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..in Earth's greatest natural wonders. 这里上演着地球上最伟大的自然奇观

And turn it into one of Earth's most productive landscapes.
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And turn it into one of Earth's most productive landscapes. 将沙漠变成地球上最富有生产力的生态系统