横向
1
Flat grassland in tropical regions
5
Height above sea level
6
Where river meets the sea
7
Low-lying land surrounded by higher ground
10
Steep rock face at edge of land
纵向
2
Chain or group of islands
3
Total number of people in an area
4
Land surrounded by water on three sides
8
Raised area of land, smaller than a mountain
9
Area where water covers the soil