单词 | tyrannosaur |
释义 | tyrannosaur /ti ran"euh sawr', tuy-/, n. a large, carnivorous dinosaur, Tyrannosaurus rex, from the Late Cretaceous Epoch of North America, that walked erect on its hind feet. See illus. under dinosaur. [ < NL Tyrannosaurus (1905), equiv. to Gk tyranno- (comb. form repr. týrannos TYRANT) + saûros -SAUR] |
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