1.积冰;浮冰
1.a large mass of ice that floats in the ocean
1.They spent weeks tracking and recording the hunting behaviour in the pack ice off the coast of the Antarctica Peninsula.
他们花了几个星期的时间在南极洲的半岛的冰盖上跟踪和记录虎鲸的狩猎的行为。
2.Swift and stealthy, adult leopard seals tend to be solitary creatures, hunting alone at the fringes of pack ice.
成年海豹敏捷而隐密，往往是独居动物，独自在浮冰边缘狩猎。
3.Now every year , thousands of tourists flock to pack ice to witness the wonderful sight of new pups born in spring .
现在，每年都有成千上万的游客涌向积冰见证这个奇妙的新犬只的眼前在春天出生。
4.Navigation dangerous on area around the North Pole due to pack ice.
由于多积冰，在北极附近水域航行是危险的。
5.Polar bears live mainly on the Arctic pack ice, moving south in winter as the ice extends and north in summer when it melts back.
北极熊主要生活在北极的大块浮冰上。它们在冬天冰层延伸的时候向南方迁徙，夏天冰层融化的时候又回到北方。
6.A sow polar bear rests with her cubs on the pack ice in the Beaufort Sea in Alaska.
一只北极熊正和她的孩子们在冰面上休息。摄于2008年阿拉斯加的波弗特海。
7.Perovich was chief scientist on Ice Station SHEBA, a yearlong drift of an icebreaker frozen into the Arctic pack 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。
8.More tantalising bear prints were spotted, crimping the edge of pack ice, making their big-footed way across a small floe.
我们看到了更多引人入胜的熊爪印，它们的大脚掌在浮冰上行进。
9.And it's always drifting. The pack ice is always drifting.
而且冰层总是在飘移。
10.The qing dynasty YangGuangFu wrote: "moon cakes full pack ice cream sweet build by laying bricks or stones, peach meat. "
清朝杨光辅写道：“月饼饱装桃肉馅，雪糕甜砌蔗糖霜”。