横向
1
Seasonal heavy rainfall
3
Large slow-moving mass of ice
6
Land surrounded by water
7
Dry land with little rainfall
8
Large area covered with trees
9
Large natural elevation of earth
10
Area where water covers the soil
12
Piece of land jutting into the sea
13
Region near the equator
纵向
2
Low-lying land surrounded by higher ground
4
Flat grassland in tropical regions
5
Distance north or south of equator
11
Largest river in South America