横向
1
Line dividing two countries
4
Large body of water partly enclosed by land
5
Land surrounded by water
6
Ocean between Americas and Europe/Africa
8
Largest river in South America
11
Large natural elevation of earth
纵向
2
Mountain that can erupt with lava
3
Distance north or south of equator
7
Piece of land jutting into the sea
9
Largest hot desert in the world
10
Goods brought in from another country