Is it like a zoo of polar animals?
就是像极地动物园那样的吗？
The polar area, a world of snow and ice, offers little support for life.
极地区域，冰雪世界，为生命提供了很少的支撑。
Two, the amount of small, polar added that can achieve a very high effect.
用量小，极地的添加量即能达到很高的效果。
On Wednesday, a polar wind brought bitter cold to the Midwest.
周三，一股极地风给中西部地区带来了刺骨的严寒。
With the temperature rising, polar ice will melt at a faster rate.
随着温度的上升，极地的冰会以更快的速度融化。
Some claim that 2012 is when the Earth will experience a polar shift (see above).
有些人说，在 2012 年，地球的地极将发生改变（参见前面的阴谋论）。
Or I can use polar coordinates,and it works a little bit better that way.
或者还是用极坐标系，这比直角坐标系更好。
We may even catch sight of a polar bear on the ice.
我们甚至可能突然看到一只北极熊在冰面上。
A lot of the polar bears showed up here after a big storm.
很多北极熊在一场大风暴后出现在这里。
They are thinking about how to survive in a polar winter.
他们正在考虑如何在极地冬季生存。
Once upon a time there was a polar bear.
从前，有一只北极熊。
A nice example is that dreaded polar ice cap.
这儿有一个很好的例子：对于可怕的极地冰帽。
They form a polar molecule, that is.
它们形成一个极性分子，也就是说。
A female polar bear and her two-year-old cub wait for the sea ice to return.
母熊和她2岁的幼熊正在等待回家的海冰。
On her way, she met a polar bear.
在她(寻雪)途中，她遇见了一头北极熊。
Alaska still is a land of iceberg and polar bear.
阿拉斯加现在仍是冰山和北极熊的世界。
The white fur of the polar bear is a natural camouflage.
北极熊身上的白色的浓密软毛是一种天然的伪装。 。
If it is judged from its fur, it was clearly a polar bear.
(如果)从它的毛皮判断，这显然是头北极熊。
This year, Shanshan's dad was a pilot on flights over the Polar Cap.
今年，姗姗的爸爸成为了飞两极冰帽的航班上的飞行员。
The Arctic is a polar region. It surrounds the North Pole.
北极熊是生活在北极附近白色的大熊。
What does a polar bear look like?
北极熊看上去像什么？
You think I am a stupid polar bear?
你以为我是一只愚蠢的北极熊吗？
The polar bear is a terrible enemy of the Eskimos.
极熊是爱斯基摩人可怕的敌人。
You think I am a stupid polar bear?
你以为我是只愚笨的北极熊吗？
What do you call a gigantic polar bear?
你把巨大的北极熊叫什么？
What Keeps a Polar Bear Cool in Summer?
怎么样使北极熊在夏天里感觉凉爽？
What Keeps a Polar Bear Cool in Summer?
怎么样使北极熊在夏天里感觉凉爽？
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