横向
1
Flat grassland in tropical regions
3
Visual representation of an area
5
Region surrounding the North Pole
6
Chain or group of islands
8
Large area covered with trees
9
Ocean between Americas and Europe/Africa
10
Vast body of salt water
纵向
2
Distance north or south of equator
3
Seasonal heavy rainfall
4
Largest river in South America
7
Total number of people in an area
11
Dry land with little rainfall