but

1820 篇文章
But what it has evolved will change the course of history.
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But what it has evolved will change the course of history. 但它进化出的特征将改变历史进程

but touch.
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but touch. 还利用触觉

But it's not their size that makes them such a threat.
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But it's not their size that makes them such a threat. 但它们如此危险 并不是因为其大小

but their armor is even more robust...
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but their armor is even more robust... 但它们装甲变得更加坚固

But armor couldn't protect them from everything.
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But armor couldn't protect them from everything. 但是护甲并不能保护它们 免受一切伤害

But that isn't always enough...
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But that isn't always enough... 但这也并不总是足够的

But away from the canyons, there's nowhere to hide...
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But away from the canyons, there's nowhere to hide... 但是由于远离峡谷 无处可藏

But more than half a billion years ago,
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But more than half a billion years ago, 但是五亿多年前

But not for long.
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But not for long. 但不会太久

But predators were already everywhere.
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But predators were already everywhere. 但是捕食者已经无处不在