横向
1
Flat grassland in tropical regions
5
Landform where river meets the sea
6
Region near the equator
7
Dry land with little rainfall
8
Land surrounded by water
9
Distance north or south of equator
12
Largest hot desert in the world
纵向
2
One of seven major landmasses
3
Area where water covers the soil
4
City that is seat of government
10
Mountain that can erupt with lava
11
Region surrounding the North Pole
13
Physical features of land