| 单词 | ceratosaur |
| 释义 | ceratosaur (once / 11819311 pages) n WORD FAMILY ceratosaur USAGE EXAMPLESThe Ceratosaur, a seventeen-foot-long reptile, had hollow bones, and we find this combination of lightness and strength in several members of the group. McCabe, Joseph, The Story of Evolution(2010) n primitive medium-sized theropod; swift-running bipedal carnivorous dinosaur having grasping hands with sharp claws and a short horn between the nostrils; Jurassic in North America Syn|Hypo|Hyper ceratosaurus coelophysis one of the oldest known dinosaurs; late Triassic; cannibalistic bird-footed dinosaur, theropod, theropod dinosaur any of numerous carnivorous dinosaurs of the Triassic to Cretaceous with short forelimbs that walked or ran on strong hind legs |
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