because sometimes the hunter can also be the hunted. 因为有时候猎手也会成为猎物
They could also breathe through this tough exterior. 它们也可以通过这坚硬的外壳呼吸
With many also boasting size and strength, 许多鲨鱼也拥有体型及力量优势
but they've also allowed a more infamous group of fish to rule the waves. 但也使另一种更恶名昭彰的鱼类 统治海洋
He also uses them for one of the most intimidating displays in nature... 还用颌来展现令人生畏的实力
Another great dynasty also rose from the ashes. 另一个伟大的王朝也从废墟中崛起
its stability also supported dinosaurs of every shape and size. 地球的稳定 也支撑了各种形状和大小的恐龙
But also cosmetics, detergents and, increasingly, alternative fuels. 还可用于生产化妆品 清洁剂和替代燃料