1
- a cold-blooded vertebrate animal of a class that includes snakes, lizards, crocodiles, turtles, and tortoises. They are distinguished by having a dry scaly skin, and typically laying soft-shelled eggs on land.爬行动物。
1.1
- Class Reptilia: orders Chelonia (turtles and tortoises), Squamata (snakes and lizards), Rhynchocephalia (the tuatara), and Crocodylia (crocodilians). Among several extinct groups are the dinosaurs, pterosaurs, and ichthyosaurs.爬虫纲, 龟鳖目（海龟和乌龟）, 有鳞目（ 蛇和蜥蜴）, 喙头目（楔齿蜥）, 鳄目（鳄鱼）。已灭绝的种类有恐龙, 翼龙和鱼龙。
2
- informal a person regarded with loathing and contempt〈非正式〉可鄙的人, 卑鄙小人。
attrib.
- belonging to a reptile or to the class of reptiles爬行动物的, 爬行动物纲的：
reptile eggs.
爬行动物的卵。
派生词
reptilian
adjective & noun词源
late Middle English: from late Latin, neuter of reptilis, from Latin rept- 'crawled', from the verb repere.