横向
1
Largest hot desert in the world
4
Long-term weather patterns of an area
5
Flat elevated area of land
9
Half of the Earth
11
Region near the equator
12
Wearing away of land by water or wind
13
Large body of water partly enclosed by land
纵向
2
Piece of land jutting into the sea
3
Region between the two tropic lines
6
Large natural elevation of earth
7
Cold treeless Arctic plain
8
Large area covered with trees
10
Goods sold to another country