横向
1
Flat grassland in tropical regions
6
Height above sea level
7
Imaginary line around the middle of Earth
8
Deep narrow valley with steep sides
9
Land surrounded by water
10
Region surrounding the North Pole
11
Vast body of salt water
13
Physical features of land
纵向
2
Low-lying land surrounded by higher ground
3
Low area between mountains
4
Visual representation of an area
5
Land surrounded by water on three sides
8
City that is seat of government
12
Area where water covers the soil