横向
1
Dry land with little rainfall
4
Land surrounded by water on three sides
7
Goods brought in from another country
8
Vast body of salt water
9
Imaginary line around the middle of Earth
10
Region surrounding the North Pole
11
Large area covered with trees
纵向
2
Cold treeless Arctic plain
3
Half of the Earth
5
Goods sold to another country
6
Tool for finding directions