横向
1
Goods brought in from another country
4
Wearing away of land by water or wind
7
Flat elevated area of land
8
Low-lying land surrounded by higher ground
纵向
2
Seasonal heavy rainfall
3
Large natural elevation of earth
5
Imaginary line around the middle of Earth
6
Cold treeless Arctic plain
9
Tool for finding directions
10
Deep narrow valley with steep sides