横向
1
Raised area of land, smaller than a mountain
3
Large natural stream of water
4
Deep narrow valley with steep sides
5
Goods brought in from another country
6
Land surrounded by water
9
Line dividing two countries
纵向
2
One of seven major landmasses
4
City that is seat of government
7
Imaginary line around the middle of Earth
8
Wearing away of land by water or wind