横向
1
Land surrounded by water
4
Steep rock face at edge of land
5
Dry land with little rainfall
6
Visual representation of an area
7
Ridge of rock or coral near the surface
9
Region near the equator
11
Flat grassland in tropical regions
纵向
2
Height above sea level
3
Body of water surrounded by land
4
One of seven major landmasses
8
Low area between mountains
10
Region surrounding the North Pole