横向
1
Land surrounded by water
4
Largest hot desert in the world
6
Large natural stream of water
9
Goods sold to another country
11
Long-term weather patterns of an area
纵向
2
Flat grassland in tropical regions
3
Body of water surrounded by land
5
Dry land with little rainfall
7
Half of the Earth
8
Ocean between Americas and Europe/Africa
10
Region between the two tropic lines