| 1. | The centrifugal force caused by the earth's rotation decreases from a maximum at the equator to zero at the poles .
地球自转产生的离心力从赤道的最大值降低到极地的零值。 |
| 2. | 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 |
| 3. | The arctic is a polar region . it surrounds the north pole
北极地区是个极地的区域，它把北极围在中间。 |
| 4. | Animal babies in polar lands
极地的幼兽英文原版 |
| 5. | But global warming is melting the polar ice caps and disrupting this flow
但是全球变暖正在融化极地的冰川而这干扰了这个洋流 |
| 6. | Dream in the polar region
极地的梦 |
| 7. | High in the polar regions , the lines of magnetic force point almost straight upwards
在极地的高空，磁力线几乎是垂直指向上方。 |
| 8. | Relating to , connected with , or located near the north pole or south pole
近极地的关于北极或南极的，与极地相连的，或位于北极或南极附近的 |
| 9. | It could be attached to folding solar panels of the sort used in space missions , and back on earth it could provide portable power in deserts or at the poles
我们可以把它粘贴在用于执行空间任务的折叠型太阳能电池板上，在地球上则可为在沙漠和极地的作业提供便携的能量。 |
| 10. | Hence growing concerns over global warming , and a concentrated effort by scientists to accelerate polar research . this year , there was documented evidence of significant melting at both poles
因此科学家们给予全球变暖越来多的关注，也在竭尽全力加速对极地的研究。就在今年，有确凿的证据表明两极正发生大规模的融化。 |
