单词：ankylosaurs
(ankylosaur 的复数) n.(白垩纪的古生物)甲龙(因披甲而有"爬行坦克" 之称)
plural of ankylosaur
n having the back covered with thick bony plates; thought to have walked with a sprawling gait resembling a lizard's
n having the back covered with thick bony plates; thought to have walked with a sprawling gait resembling a lizard's