化石也可向我们提供史前的古地理和古气候情况，并可指示埋藏它们的岩石的年龄。
Fossils also provide information about the geography and the climate of prehistoric times, and indicate the age of rocks in which they are found.
化石也可向我们提供史前的古地理和古气候情况，并可指示埋藏它们的岩石的年龄。
Fossils also provide information about the geography and the climate of prehistoric times, and indicate the age of rocks in which they are found.
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