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- Are there any animals in the polar circles? 南极圈和北极圈内有动物存在吗？
- Although they can swim, the polar bears are terrestrial animals. 北极熊虽然会游泳，但也是陆栖动物。
- The polar bear's habitat is the icy waters of the Arctic. 北极熊的栖息地是冰冷的北极海域。
- the polarity selector 极性选择器
- I am steady as a rock-fixed as the Polar Star. 我坚定得象磐石，稳定得象北极星。
- Why does the polar Bear have white fur? 为什么北极熊毛是白的?
- The polar bears are white and large. 北极熊是白的,而且体型庞大。
- Why is the polar bear in danger? 北极熊为什么濒临灭绝的危险?
- I know the polar bear3 be from the Arctic4, too. 我还知道北极熊来自北极。
- Stop by the Polar Pit Cafe for some Hot Chocolate! 为一些热巧克力顺道拜访极的坑咖啡馆！
- Located or found in one of the Polar Regions. 环极的，围绕极地的位于或发现于一个极地区域中的
- The Arctic remains the domain of the polar bear. 北极仍是北极熊的领地。
- The polar region is the habitat of the polar bear. 北极地带为北极熊的栖息地。
- Note the polarity of the voltage drop across R. 注意R上电压降的极性。
- Steve and Jack gave a talk about their trek across the Polar ice cap. It was very interesting but it made my hair stand on end just to hear about the dangers they faced. 史蒂夫和杰克讲述了他们在极地冰盖的一段艰苦跋涉，故事津津有味，只是听到他们遇到种种险情时，我吓得很。
- Extending across or crossing either of the Polar Regions. 横越极地任一个横越或穿过两个极地地区中的
- The polarity can be reversed,standard size. 极性可反转或变换，标准尺寸。
- He got the polarity of the battery reversed. 他把电池两极弄反了。
- Keesh lived at the edge of the polar sea. 季奚住在北极海的边缘上。
- Over the polar regions we should see aurora. 在极地高空，我们会看到极光。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
