Below that is a bone called the sacrum, which is attached to the pelvic bone on either side, called the ilium, and where they meet is the sacroiliac joint.

再往下是一块称为骶骨骨头，分别连结于骨髂骨，二者共同构成骶髂关节。

Because of the unique combination of features on the hips, for example a split in the shelf on the ilium, we can begin to see that this is something different than what we've seen before.

由于臀部特征独特组合，例如髂骨口，我们可以开始看到这与我们之前看到有所不同。

This Triceratops ilium and hip basically provides a graphic example showing how strong the jaws of Tyrannosaurus Rex were.

这个三角龙髂骨和臀部基本提供了一个图形示例，展示了霸王龙下颚有多强壮。