- Most of their lives are now spent alone,
它们一生的大部分时间都独来独往 - wandering the vast tracts of frozen ocean.
在冰封的海洋上四处游猎 - Following their mother
在跟它们母亲在一起的时候 - has prepared them for life at the pole,
它们已经学会怎样生存在极地 - an ever-changing land ruled by ice.
在这个永远在变的冰的国度 - Whether they are ready for the bigger changes
它们是否已经做好了适应更大的变化 - that have begun to shape the ice worlds of our planet remains to be seen.
适应已经开始影响这个冰雪世界的变化的准备, 还不得而知. - [The End]
[本集结束]