1297 篇文章
They are a world of incessant activity...
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They are a world of incessant activity... 这是一个不断运行的世界

They store it and feed off it,
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They store it and feed off it, 他们将光能储藏起来 以此为生

They have inherited from those minuscule cyanobacteria...
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They have inherited from those minuscule cyanobacteria... 他们继承了这些微小蓝细菌

They grow unhurriedly toward the sun that nourishes their foliage.
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They grow unhurriedly toward the sun that nourishes their foliage. 他们不慌不忙地向着太阳伸展着枝杈

They are the only natural element
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They are the only natural element 他们是唯一不断向天空生长的

When they died, the shells sank...
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When they died, the shells sank... 他们死去以后 贝壳沉没

They grew their shells by tapping into carbon from the atmosphere...
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They grew their shells by tapping into carbon from the atmosphere... 他们通过吸收溶解在海洋中的大气碳元素

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

They transformed its atmosphere.
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They transformed its atmosphere. 它们改变了大气

They are a vital ancestor
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They are a vital ancestor 他们是从古到今所有植物