横向
1
Flat elevated area of land
5
Land surrounded by water
6
Total number of people in an area
7
Goods sold to another country
8
Height above sea level
9
Vast body of salt water
12
Narrow sea inlet between cliffs
纵向
2
Wearing away of land by water or wind
3
Large area covered with trees
4
Distance east or west of prime meridian
10
Flat grassland in tropical regions
11
City that is seat of government
13
Largest hot desert in the world