| 单词 | 初龙 |
| 释义 | 〔archosaur〕A reptile of the subclass Archosauria, which includes the dinosaurs, pterosaurs, and the modern crocodilians.初龙，古龙，祖龙：初龙亚纲的爬行动物，包括恐龙、翼龙和现代的鳄鱼〔thecodont〕Any of various extinct primitive archosaurs of the order Thecodontia of the late Permian and Triassic periods, having teeth in sockets and probably ancestral to the dinosaurs.槽齿类：二迭纪和三迭纪晚期槽齿目几种已灭绝的原始初龙，牙槽中有牙齿并且可能是恐龙的祖先 |
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