横向
1
Height above sea level
4
Visual representation of an area
6
Deep narrow valley with steep sides
7
Large natural stream of water
8
Goods brought in from another country
9
City that is seat of government
11
Physical features of land
纵向
2
Low area between mountains
3
Largest ocean on Earth
5
Half of the Earth
6
Tool for finding directions
10
Large natural elevation of earth