polar bears的例句大全

Today only permanent Greenland residents who are professional hunters are permitted to kill polar bears.

现时只有属于格陵兰永久居民的专业猎人才获准在当地猎杀北极熊.

The polar ice caps are melting and ice-dependent species such as polar bears struggling to survive.

两极冰帽正逐渐融化,而像北极熊这种仰赖冰原气候的生物,也面临生存困境.

Polar bears roam the Arctic ice sheets and swim in that region's coastal waters.

可爱的白熊在北极一望无际的冰面上漫步,在临近海岸的海水中游弋.

But polar bears Sedna and Nanook have been forced inland by global warming.

这个讯息不但是电影《明日之后》的桥段,也在现实中被全球研究学者不断重申.

They've encountered time travel, angry island inhabitants, man-eating black smoke and geographically misplaced polar bears.

他们看到了时空穿梭 、 愤怒的岛上居民, 食人黑烟和地理错位的北极熊.

Polar bears, desert gazelles and sharks were allthe list of species facing extinction.

北极熊 、 沙漠瞪羚和鲨鱼都已经被列入濒临灭绝的物种.

Polar bears, desert gazelles and sharks were all added to the list of species facing extinction.

北极熊 、 漠瞪羚和鲨鱼都已经被列入濒临灭绝的物种.

With no natural enemies, polar bears are at the top of the Arctic food chain.

一只睡觉的北极熊看起来是值得尊敬的,但是要提防没有天敌, 北极熊是北极食物链的顶尖.

Polar bears are masters at conserving energy.

北极熊是保存能量的专家.

Polar bears prefer eating blubber to meat.

对于北极熊来说,鲸的脂脂比肉更有吸引力.

Underneath their fur, polar bears have an additional 10-cm-layer of fat, called blubber.

在毛皮的下面还有一层十厘米厚的脂肪, 名为鲸脂.

Photo Gallery: Polar Bears Polar bear paws have thick fur and sharp claws.

北极熊图片集.北极熊的爪子有很厚的毛和锐利的钳.