It is the hip structure, the rear facing pubis that the ankylosaur, ceratopsian, and hadrosaurs all share although theropod does not.

这是臀部结构，甲龙、角龙和鸭嘴龙共有的耻骨，尽管兽脚亚目动物没有。

" Well, I can't help it, " said a voice close ahead, and Freddy reared a freckled face and a pair of snowy shoulders out of the fronds.

“好吧，我没办法，” 前面一个声音说， 弗雷迪从树叶中伸出一张长满雀斑的脸和一对雪白的肩膀。