Polar bears living in a large southern edge of the Arcticpack ice zone.
北极熊生活在有大片浮冰的北极南部边缘地带。
2
Perovich was chief scientist on Ice Station SHEBA, a yearlong drift of an icebreaker frozen into the Arcticpack ice.
裴洛维奇也是席巴海冰研究站的首席科学家,他搭乘的破冰船与北极浮冰冻结在一块儿,一起漂流了一年。
3
The Yamal is one of Russia's biggest, most powerful icebreakers, and one of the few ships in the world capable of cutting through the thick Arcticpack ice.