| 1. | Keesh lived at the edge of the polar sea .
季奚住在北极海的边缘上。 |
| 2. | Over the polar regions we should see aurora .
在极地高空，我们会看到极光。 |
| 3. | 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。 |
| 4. | We carry out a transformation to spherical polar coordinates .
我们变换成球极坐标。 |
| 5. | Middle-latitude cyclones originate at the polar front .
中纬度地区的气旋发源于极锋。 |
| 6. | Alaska still is a land of iceberg and polar bear .
阿拉斯加现在仍是冰山和北极熊的世界。 |
| 7. | Stratification in polar water normally is weak and transient .
极地水域的成层性是微弱而暂时的。 |
| 8. | Stratification in polar waters normally is weak and transient .
极地水域的成层性是微弱而暂时的。 |
| 9. | A molecule where the centers do not coincide is called a polar molecule .
正负电荷中心不重合的分子称为极性分子。 |
| 10. | The radome causes an angular displacement of the tracking aerial polar diagram .
天线罩使跟踪天线的极图产生了角位移。 |
