| 单词 | mosasaur |
| 释义 | mosasaur /moh"seuh sawr'/, n. any of several extinct carnivorous marine lizards from the Cretaceous Period, having the limbs modified into broad, webbed paddles. [ < NL Mosasaurus (1823) genus name, equiv. to L Mosa the MEUSE river (where a species was first discovered) + NL -saurus -SAUR] |
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