横向
1
Height above sea level
5
Ridge of rock or coral near the surface
6
Largest hot desert in the world
9
Area where water covers the soil
10
Seasonal heavy rainfall
11
Physical features of land
纵向
2
Tool for finding directions
3
Distance east or west of prime meridian
4
Piece of land jutting into the sea
7
Cold treeless Arctic plain
8
Flat grassland in tropical regions