横向
1
Physical features of land
4
Area where water covers the soil
6
Low area between mountains
7
Visual representation of an area
9
Height above sea level
纵向
2
Goods sold to another country
3
Raised area of land, smaller than a mountain
5
Large natural stream of water
8
Where river meets the sea
10
Wearing away of land by water or wind
11
Large area covered with trees