横向
1
Piece of land jutting into the sea
2
Region surrounding the North Pole
3
Seasonal heavy rainfall
5
Long-term weather patterns of an area
6
Flat grassland in tropical regions
8
Steep rock face at edge of land
9
Half of the Earth
纵向
2
Chain or group of islands
4
Largest ocean on Earth
7
Region between the two tropic lines
10
Largest river in South America