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词汇 mosasaurus
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mosasaurus n.

carnivorous marine reptile of the Cretaceous period, 1830, from Latin Mosa "the river Meuse" (Dutch Maas) + -saurus. the first fossils of the ancient reptile were discovered 1760s in a chalk quarry near Maastricht, on the Meuse.

updated on February 25, 2019

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更新时间:2025/5/1 15:30:09