polar bears

Despite mournful polar bears and charts showing carbon emissions soaring , most people find it hard to believe that global warming will affect them personally .

尽管有北极熊的悲剧,碳排放量也在飙升,但大多数人很难相信全球变暖会对他们个人产生影响。

Wildlife like polar bears and walruses that depend on sea ice to live is also in danger .

像北极熊和海象这样依靠海冰生存的野生动物也处于危险之中。

polar bears , denizens of the frozen north

北极熊，在冰天雪地的北方生活的动物

I have a big one with polar bears in it .

我有一个大的球形玻璃器，里面有北极熊图案。

The study found that polar bears have higher metabolism than previously thought .

.“研究表明，北极熊的代谢速度要比预想的更快。

However , polar bears would really like the Antarctic .

不过，北极熊肯定很喜欢南极。

It simply means that polar bears retain their body very well .

这一点很能说明北极熊保持身体热量的能力。

Polar bears are well adapted to life on the sea ice .

北极熊非常适应在浮冰上的生活。

I think the three remaining polar bears would disagree .

我想仅存的三只北极熊可不同意

Question 24 . What made polar bears become endangered ?

问题24什么使北极熊成为了濒危动物？

In North America , the participants are called polar bears .

在北美洲，冬泳爱好者被称作北极熊。

Do polar bears need to worry about freezing to death ?

北极熊会担心被冻死吗？

Question 23 . What can we learn about polar bears ?

问题23关于北极熊我们了解了什么？

How Polar Bears Keep Their Cool on this moment of scene

北极熊如何保持低温

Clearly oil companies will always be mightier than polar bears .

显然，石油公司将永远比北极熊强大。

With less ice , polar bears must swim further to reach it .

而且，北极熊需要游更远才能找到逐渐减少的冰块。

Question 22 . Where can we see polar bears according to the lecture ?

问题22根据以上讲座，我们在哪里能见到北极熊？

Polar bears are much bigger than the brown and black bears .

北极熊体型比棕熊或黑熊大得多。

For the first time they 're finding polar bears that have actually drowned .

人们首次发现了淹死的北极熊。

There is considerable variability in the size of individual polar bears .

每一极地熊的大小差异很大。

As a result , polar bears don 't like to run after their prey .

因此北极熊不喜欢追逐猎物。

and the rest of the race of polar bears ,

还有整个北极熊群种的故事

Polar bears don 't usually live in the jungle .

北极熊不生活在丛林里的。

AT least the snow in the north remains white and polar bears remain white .

至少朝鲜的雪和北极熊都还是白色的。

Polar bears can live in extreme cold .

北极熊可以在极度寒冷的条件下生存。

Polar bears only hunt from ice platforms at sea .

北极熊只能在海面的冰床上猎取食物。

Although they can swim , the polar bears are terrestrial animals .

例句与用法：北极熊虽然会游泳，但也是陆栖动物。

Polar bears live in the North Pole .

北极熊居住在北极。

polar bears eat almost nothing else .

这几乎是北极熊唯一的食物

Polar bears living in a large southern edge of the Arctic pack ice zone .

北极熊生活在有大片浮冰的北极南部边缘地带。