A beautifully preserved, articulated skeleton of a chicken-sized dinosaur was found in China.

在中国发现了一具保存完好、铰接式的鸡大小恐龙骨架。

That’s why so many fossils are preserved as articulated skeletons.

这就是为什么这么多化石被保存 为关节骨骼。

Identify the valid reasons why we may not find a complete articulated skeleton.

找出我们可能找不到完整关节骨架的正当理由。

At that time when we looked at the evidence, we realized that Brown had a site where it was only Albertosaurus, and these were articulated skeletons.

那时，当我们查看证据时，我们意识到布朗有一个只有艾伯塔龙的遗址，而且这些都是有关节的骨骼。