横向
1
Goods sold to another country
4
Land surrounded by water
5
Region surrounding the North Pole
6
Ridge of rock or coral near the surface
8
Line dividing two countries
纵向
2
Landform where river meets the sea
3
Dry land with little rainfall
7
Half of the Earth
9
Largest river in South America
10
City that is seat of government
11
Piece of land jutting into the sea