横向
1
Total number of people in an area
3
One of seven major landmasses
5
Goods brought in from another country
6
Landform where river meets the sea
7
Visual representation of an area
8
Flat grassland in tropical regions
9
Flat elevated area of land
纵向
2
Largest river in South America
3
Tool for finding directions
4
Vast body of salt water
10
Region near the equator