用ornithischian dinosaur造句子,“ornithischian dinosaur”造句
來源:國語幫 1.92W
any of numerous large bipedal ornithischian dinosaurs having a horny duck-like bill and webbed feet; may have been partly aquatic.
herbivorous ornithischian dinosaur with a row of bony plates along its back and a spiked tail probably used as a weapon.