词根词缀：sauro-, saur-, -saurus, -saurid, -saur,-sauria, -saurian

【来源及含义】Greek: lizard, reptile, serpent; used especially with reference to "dinosaurs"

【相关词根词缀】 A cross reference of other word family units that are related directly, or indirectly, with: "snakes or other reptiles": angui-; coluber-; herpeto-; ophio-; reptil-.

【同源单词】Aachenosaurus, Abelisaurus, Abrictosaurus, Achelousaurus, Acompsosaurus, Acrocanthosaurus

词根词缀：veloci-, veloc-, velo-

【来源及含义】Latin: fast, speed, swift, rapid

【同源单词】Estot velocior vita, velocimeter, velocipede, velocipedist, Velocisaurus, velocity