横向
1
Largest hot desert in the world
5
Large body of water partly enclosed by land
6
Ridge of rock or coral near the surface
7
Cold treeless Arctic plain
8
Region between the two tropic lines
纵向
2
Landform where river meets the sea
3
Low area between mountains
4
Area where water covers the soil
9
Flat grassland in tropical regions
10
Low-lying land surrounded by higher ground
11
Distance north or south of equator