单词:archosaurs
(archosaur 的复数) n.[古生]祖龙,古蜥(一种古爬行动物)
plural of archosaur
n extinct reptiles including: dinosaurs; plesiosaurs; pterosaurs; ichthyosaurs; thecodonts
n extinct reptiles including: dinosaurs; plesiosaurs; pterosaurs; ichthyosaurs; thecodonts