70 篇文章
and become the world's most dangerous predator.
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and become the world's most dangerous predator. 成为世界上最危险的捕食者

to become a global power.
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to become a global power. 变成了世界霸主

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

...to become rulers of the world.
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...to become rulers of the world. 成为地球统治者的故事

But these apex predators would soon become the prey.
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But these apex predators would soon become the prey. 但这些顶级捕食者很快就会成为猎物

They'd become miniature,
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They'd become miniature, 它们变得非常微小

have become specialized for aerial mastery.
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have become specialized for aerial mastery. 如今已变成驾驭天空的专用工具

birds had become the last remaining branch of the dinosaur family tree.
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birds had become the last remaining branch of the dinosaur family tree. 鸟类成为恐龙族谱中仅存的一支

that the dinosaurs had become more successful than ever before.
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that the dinosaurs had become more successful than ever before. 以至于恐龙取得了前所未有的成功

Some, like Diplodocus, have grown to become 25 meters long.
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Some, like Diplodocus, have grown to become 25 meters long. 有一些恐龙 比如梁龙 长到25米长