| 1. | Few data are known from the arctic, antarctic, south america, asia and africa .
只有少量资料来自北极地区，南极地区，南美洲，亚洲及非洲。 |
| 2. | Similar or related artifacts have also been found in middle and south america and in the arctic .
同样的或与此有关联的工具，也曾在中美洲，南美洲及北极地区发现。 |
| 3. | Sled pulled by dog is in common use in the arctic
狗拉的雪橇在北极地区很常用。 |
| 4. | Sleds pulled by dogs are in common use in the arctic
狗拉的雪橇在北极地区很常用。 |
| 5. | The arctic ' s strangest citizen is surely the narwhal
角鲸无疑是北极地区最古怪的居民。 |
| 6. | And this er . . . well , may say umbrella species
这种巨型食肉动物，在北极地区的食物链中处于上层。 |
| 7. | The arctic has been a fashionable destination this summer
北极地区在今夏成了一个时髦的目的地。 |
| 8. | Whale skin eaten raw is something like arctic sushi
生吃的鲸鱼皮有点像是北极地区的生鱼片寿司。 |
| 9. | 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。 |
| 10. | I guess there are much less people in the arctic regions than here
我想北极地区的人要比这里的少得多。 |
