polar

The summit is shrouded in freezing mist, and my wife is concerned we might have a close encounter of the scary kind with a polar bear.

山顶上被冻雾所笼罩，我妻子担心我们会与北极熊不期而遇。

A polar bear dries off in the sun after coming out of the water in his enclosure at a zoo in Berlin.

在柏林动物园里，一只北极熊在自己的领地爬出水面后在太阳底下晾干着。

In 1971 he set out with his wife and baby daughter, Kari for north-west Greenland to live with the Polar Eskimos.

1971年，他带着妻子与女婴卡里到格陵兰西北部与爱斯基摩人生活在一起。

C's data indicates that the wall of the south polar crater was more reflective than expected. So some experts think probably ice there.

飞船C的数据显示了月球的壁面具有反射光的能力，所以一些专家认为月球上有冰的存在。

A stranded female polar bear and mother of two cubs waits for the sea ice to return to be able to hunt.

滞留的雌性北极熊-两个小熊的母亲正在等待可以返回的海冰。

There was so much ice in 1992 , the following year, that there was a bumper crop of polar bear cubs who were known as the Pinatubo cubs .

第二年1992年，很多的冰才使北极熊幼仔丰产，它们取名皮纳图博北极熊宝宝。

Which, for the great majority of the time that polar bears have been polar bears, has been a reasonable assumption.

绝大多数时候北极熊就是这个样子的，这看起来是一个合理的假设。

We have spent a great deal of time on the competitive model, and we now turn to the polar opposite case, that of monopoly.

我们前面讨论了完全竞争市场，现在我们来看看市场的另一个极端，即垄断。

And there was a roust of the pyjama-clad as the first polar bear was spotted, after hours, by Johan up in the crow's nest.

几小时后，乔纳在瞭望台上看见了第一头北极熊，唤起了身穿睡衣的大家。

Rogers saw something most of his counterparts did not . " I 've never had a polar bear moment , " he says .

罗杰斯看到了大部分同行都没看到的机会。他说：“我从来不是北极熊。”

Then Polar Bear began to tumble. He did jumps and spins and somersaults, and stood on his head.

然后，北极熊开始暴跌。他跳跃和旋转、翻筋斗，站在他的头上。

How much does a polar bear weigh?

你知道北极熊有多重吗？

If the polar ice caps melted how much would the oceans rise?

假如极地冰冠融化了，海平面会上升多少？

'It's always exciting to see polar bears in nature. I will never tire of it as they are fascinating creatures. It is always special. '

在自然的环境里看到北极熊是令人兴奋地。我永远不会厌倦他们，他们太有趣也太特别了。

Often, scientists see large chunks drifting in polar seas, and then have to work backwards to figure out the point of origin.

通常来说，科学家们都是先观测到极地洋面漂浮着大面积冰块，之后再追溯它原始的形成过程。

The nickel net was settled down on the surface of mSA membrane to realize zero polar distance electrolysis in the cathode room.

将阴极镍网预埋在阳离子交换膜的表面上，以实现阴极室中的零极距电解。

Keeping warm: Just like the polar bear and the otter, it is possible that humans develop an extra layer of "blubber" to keep warm.

保暖：就像北极熊和水獭，人类很有可能长出类似于“鲸脂”的皮层来保暖。

Similar footprint-recognition software has been used to create biometric signatures for white rhinos, polar bears, and cheetahs as well.

类似的足迹识别软件已经被用于为白犀牛、北极熊以及印度豹制作生物签名。

A schoolboy managed to free his head from the jaws of a polar bear that killed one of his friends in Norway last week.

一个学生试图把头从北极熊的嘴巴里摆脱出来，这只北极熊在上周咬死了他的一个朋友。

Large ice sheets did not exist across the north and south polar regions as they do today.

南北两极并不像现在一样覆盖着巨大的冰层。