59 篇文章
It takes thousands of generations for eyes to be lost,
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It takes thousands of generations for eyes to be lost, 眼睛的退化需要经历数千代的演变

These flooded caves in Mexico have remained virtually unchanged for thousands of years.
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These flooded caves in Mexico have remained virtually unchanged for thousands of years. 墨西哥的这些水洞 几千年来几乎保持不变

can take many thousands of years to develop.
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can take many thousands of years to develop. 经历了数千年的形成过程

hundreds of thousands of them.
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hundreds of thousands of them. 它们的数量无以为计

This galaxy of little lights is created by thousands of living creatures.
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This galaxy of little lights is created by thousands of living creatures. 这“满天星斗”其实是 几千只小动物发出的荧光

They nest alongside wood stocks in colonies thousands strong.
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They nest alongside wood stocks in colonies thousands strong. 它们将巢建在树干上 一群多达好几千只

all of which evolved from just one single ancestor isolated here thousands of years ago.
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all of which evolved from just one single ancestor isolated here thousands of years ago. 它们都是从一个数千年前 即被隔绝在此的祖先进化而来的

and thousands of elephants have started to travel in desperate search for water.
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and thousands of elephants have started to travel in desperate search for water. 数千头大象开始长途跋涉 不顾一切地寻找水源

It's now becoming clear that great whites migrate thousands of miles across the oceans
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It's now becoming clear that great whites migrate thousands of miles across the oceans 可以肯定的是 大白鲨长途跋涉数千英里横越大洋