横向
1
Goods brought in from another country
4
Imaginary line around the middle of Earth
6
City that is seat of government
8
Low-lying land surrounded by higher ground
10
Long-term weather patterns of an area
11
Wearing away of land by water or wind
纵向
2
Large area covered with trees
3
Dry land with little rainfall
5
Raised area of land, smaller than a mountain
6
Piece of land jutting into the sea
7
Largest river in South America
9
Physical features of land