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5341 篇文章
Beneath the surface hangs a great swathe of plankton.
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Beneath the surface hangs a great swathe of plankton. 水面下漂浮着大量浮游生物

From when mammals established themselves as a global power...
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From when mammals established themselves as a global power... 从哺乳动物称霸全球…

And a rapidly changing planet causes chaos.
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And a rapidly changing planet causes chaos. 快速变化的星球引发混乱

none of these survivors would have had a chance to rule.
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none of these survivors would have had a chance to rule. 这些幸存者都不可能有机会统治世界

Under the dinosaurs, they had been a mere footnote in history.
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Under the dinosaurs, they had been a mere footnote in history. 与恐龙相比 它们只是历史上的一个注脚

A wall of ash and debris hundreds of kilometers thick...
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A wall of ash and debris hundreds of kilometers thick... 一道粉尘和碎片组成的墙 厚达数百公里

It blew a hole 20 kilometers deep and 180 wide...
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It blew a hole 20 kilometers deep and 180 wide... 在地球上造成了一个20公里深 180公里宽的巨大坑洞

traveling 20 times faster than a bullet,
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traveling 20 times faster than a bullet, 速度比子弹快20倍

They form a defensive wall.
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They form a defensive wall. 它们排成防守墙

They work as a team.
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They work as a team. 它们团队协作