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9806 篇文章
Mammals had a long way to go to become masters of the world's oceans,
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Mammals had a long way to go to become masters of the world's oceans, 哺乳动物想要成为海洋的主宰 还有很长的路要走

The Maiacetus is running out of air.
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The Maiacetus is running out of air. 慈母鲸的氧气快用完了

Twice the length of a great white shark.
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Twice the length of a great white shark. 身长是大白鲨的两倍

The mammal's intelligence is his only defense...
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The mammal's intelligence is his only defense... 哺乳动物的智慧是它唯一的防御手段

two-and-a-half-meter-long ancestors of the whales.
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two-and-a-half-meter-long ancestors of the whales. 身长2.5米 是鲸的祖先

It's in the water that they come alive...
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It's in the water that they come alive... 在水中 它们才会活跃起来

...attracted by the abundance of food hidden beneath the waves.
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...attracted by the abundance of food hidden beneath the waves. 它们被海浪之下的丰富食物所吸引

The mammals' journey into the oceans was a gradual one.
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The mammals' journey into the oceans was a gradual one. 哺乳动物进入海洋的过程是渐进式的

other mammals were moving into the sea...
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other mammals were moving into the sea... 另一些哺乳动物则正在下海

At the same time as bats were first moving into the air,
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At the same time as bats were first moving into the air, 在蝙蝠首次上天的同时