| 单词 | theropod dinosaur |
| 释义 | theropod dinosaur (once / 5909656 pages) n WORD FAMILY theropod dinosaur USAGE EXAMPLESOviraptorosaurs are not direct ancestors of birds, but share a common theropod dinosaur ancestor with the lineage that later evolved to birds. New York Times(Nov 10, 2016) An aberrant island-dwelling theropod dinosaur from the Late Cretaceous of Romania. Scientific American(Sep 28, 2015) The small theropod dinosaur is a distant cousin of the giant Tyrannosaurus Rex. BBC(Jun 09, 2015) n any of numerous carnivorous dinosaurs of the Triassic to Cretaceous with short forelimbs that walked or ran on strong hind legs Syn|Hypo|Hyper bird-footed dinosaur, theropod ceratosaur, ceratosaurus 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 carnosaurlarge carnivorous bipedal dinosaur having huge claws Tyrannosaurus rex, tyrannosaur, tyrannosauruslarge carnivorous bipedal dinosaur having enormous teeth with knifelike serrations; may have been a scavenger rather than an active predator; later Cretaceous period in North America allosaur, allosauruslate Jurassic carnivorous dinosaur; similar to but somewhat smaller than tyrannosaurus compsognathusvery small bipedal carnivorous dinosaur of the late Jurassic in Bavaria herrerasaur, herrerasaurusa kind of theropod dinosaur found in Argentina eoraptora theropod dinosaur of the genus Eoraptor megalosaur, megalosaurusgigantic carnivorous bipedal dinosaur of the Jurassic or early Cretaceous in Europe ornithomimidlightly built medium-sized dinosaur having extremely long limbs and necks with small heads and big brains and large eyes maniraptoradvanced carnivorous theropod coelophysisone of the oldest known dinosaurs; late Triassic; cannibalistic struthiomimussmall light-boned toothless dinosaur resembling an ostrich in size and proportions deinocheiruslightly built medium-sized theropod with long limbs and neck oviraptoridadvanced carnivorous theropod velociraptorsmall active carnivore that probably fed on protoceratops; possibly related more closely to birds than to other dinosaurs dromaeosaura kind of maniraptor deinonychusswift agile wolf-sized bipedal dinosaur having a large curved claw on each hind foot; of the Cretaceous superslasher, utahraptorlarge (20-ft) and swift carnivorous dinosaur having an upright slashing claw 15 inches long on each hind foot; early Cretaceous Mononychus olecranusa turkey-sized long-legged fossil 75 million years old found in the Gobi Desert having bird-like fused wrist bones and keeled breastbone and a long tail resembling a dinosaur's; short forelimbs end in a single claw instead of wings; classification as bird or dinosaur is in dispute saurischian, saurischian dinosaur herbivorous or carnivorous dinosaur having a three-pronged pelvis like that of a crocodile |
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