At the end of the Cretaceous, the geological record shows that these seaways retreated from the continents back into the major ocean basins.
2
在白垩纪后期,地质资料表明这些浅海都从大陆退回到主要的海洋盆地内了,没有人明白为什么。
At the end of the Cretaceous, the geological record shows that these seaways retreated from the continents back into the major ocean basins. No one knows why.