横向
1
Dry land with little rainfall
4
Large slow-moving mass of ice
5
Goods sold to another country
8
Largest river in South America
10
City that is seat of government
11
Land surrounded by water on three sides
13
Large body of water partly enclosed by land
纵向
2
Distance north or south of equator
3
Region near the equator
3
Region between the two tropic lines
6
Wearing away of land by water or wind
7
Landform where river meets the sea
9
Area where water covers the soil
12
Flat elevated area of land