横向
1
Mountain that can erupt with lava
5
Where river meets the sea
7
Distance north or south of equator
11
Large area covered with trees
12
Low-lying land surrounded by higher ground
纵向
2
Large natural stream of water
3
Landform where river meets the sea
4
Flat elevated area of land
6
Flat grassland in tropical regions
8
Physical features of land
9
Cold treeless Arctic plain
10
One of seven major landmasses