标签：polar 相关文章
Blizzardcam nearly met its match with the most playful bear it's ever encountered. The bear wanted to know how it worked. Blizzardcam deployed snowballcam as a decoy. This was the polar bears' favorite spy camera and this young male was no exception.
自然百科2010年
At last, there is hope. They have finally reached the pack-ice that forms the polar icecap. Its the ultimate hunting habitat for polar bears. The icecap stretches all the way to the North Pole. Seals are found wherever it meets the sea. Its been a lo
自然百科2010年
A male polar bear is searching for a mate. Willing females are few and far between. And the sea ice some of which he travels will soon melt and vanished. He's running out of time to find the mate in this frost frozen desert. Ten miles ahead, a single
自然百科2011年
I am standing at the North Pole, the very top of the earth. Up here, it's easy to see why the Polar Regions are so cold. The sun never rises high enough in the sky to warm my back. And those rays that do strike the surface are mostly reflected back f
自然百科2011年
Unit 13 Part B Text 1 The Big Bang! In the 20th century there were two main theories to explain the origin of the universe, the big bang theory and the steady state theory. The former stated that the universe began in a massive explosion at a single
全新版大学英语听说教程第三册
1. The Senate has joined the House in approving legislation providing 9.7 billion dollars to pay flood insurance claims for the many home and business owners hurt by Superstorm Sandy. The votes come more than two months after the storm hit. 2. The US
美联社新闻一分钟2013(一月)
You can see pandas in China. 在中国你可以看到大熊猫。 You can see bald eagles in the US. 在美国你可以看到秃鹰。 You can see polar bears in Canada. 在加拿大你可以看到北极熊。 You can see kangaroos in Australia. 在澳
江苏译林版牛津小学英语(3起)五年级上册
《我的第一套自然拼读故事书》是美国创新儿童出版社（Innovativekids）出版的一套用自然拼读法引导和培养孩子阅读兴趣的故事绘本，适合中国学龄前和小学低年级的小朋友阅读和学习。整套书
Now i'm reading!我的第一套自然拼读故事书
Voice 1 Welcome to Spotlight. Im Liz Waid. Voice 2 And Im Bruce Gulland. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 It is winter in the United Kingd
环球英语 Spotlight
Researchers at Penn State University and the University of Buffalo have completed the most in depth bear DNA study to date. The project has revealed a lot about genetic relationships between bears, and also the unlikely romances that pepper their his
初学者听力文摘精选
Are We Endangered? Steve Jones is an environmental expert who tries to keep animals and plants from becoming endangered. We are not alone in the world. We human beings could not survive without all the plants and animals around us. We often talk abou
高中英语人教版第一册课本听力
图片1 pole n．棒，杆，极，磁极，电极 vt．用竿支撑，用棒推 vi．撑篱 例句：Colin hit a telephone pole while backing out. 科林倒车的时候撞到了电线杆。 arctic adj. 北极的，北极区的 n．北极，北极 例句
漫画搞定六级词汇（文本+音频）
By Kane Farabaugh New York City 01 August 2007 During the Cold War, Greenland was a strategic location for the United States military to track and detect Soviet aircraft and ballistic missiles. The military established radar and tracking sites throug
2007年VOA标准英语（八月）
If we are looking for Martian bugs, we should search for life forms at least as tough and alien as this. Im looking at Mars in a point of view of a microbe. And as a microbe, I really need very, very tiny amount of water. I could probably live my ent
自然百科2012年
Arctic Heat Waves Linked to Snowpocalypse-Like Storms February was unusually hot in the arctic. Thawing out temperature: 35 degrees Fahrenheit.It made big news when it got to 35, I don't know if that's t-shirt weather yet, but 北极在二月时异常炎
2018年科学美国人3月
Whoo. The strange sound came from outside theopen window. Jack opened his eyes in the dark. The sound came again. Whoo. Jack sat up and turned on his light. He put on hisglasses. Then he grabbed the flashlight from his tableand shone it out the windo
汪培珽儿童英文分级书单《神奇树屋》
The air was crisp and cold. Jack and Annie shivered. They looked out thewindow at a dark gray sky. The tree house was on the ground. There were notrees and no houses--only an endless field of ice andsnow. Morgan and the owl were gone. R-r-read the ri
汪培珽儿童英文分级书单《神奇树屋》
By the time the dogsled arrived at the tree house,the snowstorm had become a blizzard. Can you wait just a minute? Jack asked the sealhunter. So we can check something?The hunter nodded. His dogs whined as Jack andAnnie climbed through the tree house
汪培珽儿童英文分级书单《神奇树屋》
Warm air washed over Jack. It felt wonderful. You have succeeded in your quest, said a soft,soothing voice. Are you glad to be home?Jack opened his eyes. Morgan le Pay stood in themoonlight. Yes, he said. We solved all our riddles, said Annie. Indeed
汪培珽儿童英文分级书单《神奇树屋》
When you've been to the zoo have you noticed how some of the animals pace around a lot? In this Moment of Science Don and Ya?l discuss one explanation for this behavior. D: Ya?l, I went to the zoo yesterday, and boy, the polar bear just kept pacing i
英语时差8，16