Now, if you want to understand what happened then when the continents broke apart, and dinosaurs found -- landlubbers, as they are -- found themselves adrift. There's some missing puzzle pieces.
如果你想知道远古大陆分裂后 发生了什么， 为什么恐龙被发现时是 四分五裂的，我们还需要其他一些关键证据。