As the current begins to build, it's up, up and away. 洋流开始转强时它们就只好远走高飞了
As winter advances, frequent blizzards drive the temperature down. 随着隆冬的逼近,暴风雪越来越频繁 温度越来越低
It's imperative they reform as quickly as possible, 它们必须尽最大的努力重新组成队列
They lock together in tightly-packed huddles as they struggle to keep warm. 它们紧紧挤成包围圈以此取暖
as each penguin works its way towards the warmer interior. 每只企鹅都要变换位置以进入更温暖的内部
As the days shorten, its warmth is withdrawn from the continent. 随着白昼的缩短,南极大陆变得越来越冷
and the whales will soon be forced north as winter returns. 很快冬季又到了 这些鲸鱼将不得不前往北方
The krill becomes concentrated as the spiralling net of bubbles draws inwards. 螺旋型的气泡网逐渐收紧,把磷虾聚在一起
shrimp-like creatures that begin to swarm here as soon as the ice retreats. 冰层一融化各种各样的虾就会聚集在这里