横向
1
Area where water covers the soil
4
Region near the equator
4
Region between the two tropic lines
5
Flat grassland in tropical regions
9
Region surrounding the North Pole
纵向
2
Landform where river meets the sea
3
Largest hot desert in the world
6
Vast body of salt water
7
Seasonal heavy rainfall
8
Imaginary line around the middle of Earth
10
Land surrounded by water on three sides
11
Land surrounded by water