Extinct but already fully marine cetaceans are known from the fossil record.

从化石记录中可以了解到一些已经灭绝、但已经完全变成海洋生物的鲸目动物。

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The fossil record shows that many species have endured for millions of years—so why shouldn't we?

化石记录显示，已经有许多物种存活了数百万年——那么我们为什么不能呢？

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However, for older sequence of evolutionary development, estimates based on parts in the fossil record.

然而，对于更古老的进化序列，估测则是基于化石记录的部分。

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Other species are embedded in the fossil record of the epochs they belong to.

FORBES: On The Anthropocene Age

None of their delicate sensibilities and sophisticated culture will survive in the fossil record.

FORBES: Prototyping The Distant Future

Ever since Darwin, scientists have been lamenting the gaps in the fossil record.

NEWYORKER: The Martian Chroniclers