横向
1
Vast body of salt water
5
Mountain that can erupt with lava
7
Flat elevated area of land
8
Dry land with little rainfall
9
Visual representation of an area
纵向
2
Large natural stream of water
3
Largest river in South America
4
Flat grassland in tropical regions
6
Region near the equator
10
Land surrounded by water
11
Region surrounding the North Pole
12
Raised area of land, smaller than a mountain