that had long hidden in the shadows. 长♥期♥隐藏在阴影之中
first began long, long before the asteroid. 其实在小行星撞击之前很久就开始了
Some, like Diplodocus, have grown to become 25 meters long. 有一些恐龙 比如梁龙 长到25米长
Long before the existence of birds, 在鸟类出现之前很久
At eight meters long, this is a plesiosaur. 这只蛇颈龙身长八米
But it won't satisfy this monster for long. 但这不会让这只怪物满足太久
Nearly three meters long, it's the biggest predator of its time. 长近三米 是当时最大的捕食者