sharks are one of the most successful dynasties in history. 鲨鱼王朝 一直是史上最成功的王朝之一
But what it has evolved will change the course of history. 但它进化出的特征将改变历史进程
This series will explore the most important milestones in the history of life. 本片将探索生命史上最重要的里程碑
Under the dinosaurs, they had been a mere footnote in history. 与恐龙相比 它们只是历史上的一个注脚
Throughout history, volcanoes have been one of the greatest agents of change. 纵观历史 火山一直是最大的变化因素之一
For the first time in history, there was a global power. 历史上首次出现了一个全球性霸权
Throughout history, life has been waging an unending war. 在历史的长河中 生命一直在进行无尽的战争
Than in all ofour 200,000-year history. 做出的根本性改变比过去二十万年都多
Than in the whole of humanity's history. 比之前整个人类史上的都多