| 1. | Keesh lived at the edge of the polar sea .
季奚住在北极海的边缘上。 |
| 2. | Blue sky : the resplendence of china civilization once again
西太平洋海温和北极海冰异常对大气环流的影响 |
| 3. | Not now , arctic puffin
暂时不要了，北极海雀 |
| 4. | The extent of arctic sea ice was also the second lowest on record last year
去年，北极海冰冻的范围同样达到历史第二低。 |
| 5. | The arctic ocean could largely be devoid of sea ice during summer later in the century
本世纪末,北极海浮冰在夏天大部份将消失 |
| 6. | In august , 2007 , measurements showed arctic sea ice was 30 % below historic averages
2007年8月，测量表明北极海冰低于历史平均水平30 % 。 |
| 7. | Recent research reveals that the area covered by arctic sea ice is rapidly receding
最近的研究表明北极海冰覆盖的面积正在迅速地减退。 |
| 8. | Linear trend and abrupt change of sea ice in arctic and antarctic withits relation to atmospheric circulation
北极海冰的长期变化趋势及其与大气环流的联系 |
| 9. | Orcas are found in all the world ' s oceans , from the frigid arctic and antarctic to warm topical seas
从冰冻的北极海和南极海到温暖的热带海洋，世界各大洋中均有虎鲸。 |
| 10. | Response of the general circulation to western pacific sea surface temperature anomalies and north pole sea ice area anomalies in summer
西太平洋海温和北极海冰异常对大气环流的影响 |
