but also a time of great climate stability... 也带来了稳定的气候
It formed after the last great melt 它是上一次大规模融化之后形成的
Once the turmoil of the last great melt subsided, 上一次大规模融化引起的混乱 平息之后
This is the story of a great freeze 本集讲述的是大冰冻的故事
Twice the length of a great white shark. 身长是大白鲨的两倍
Taking root during the great drying... 草在大干燥时期扎根
couldn't overcome the planet's next great challenge. 也无法克服 地球面临的下一个严峻挑战
had left many of Earth's great habitats free for the taking. 使地球上许多重要的栖息地 变得唾手可得