横向
1
Landform where river meets the sea
3
Line dividing two countries
4
Physical features of land
6
One of seven major landmasses
7
Largest hot desert in the world
8
Mountain that can erupt with lava
11
Land surrounded by water
纵向
2
Vast body of salt water
3
Low-lying land surrounded by higher ground
5
Where river meets the sea
9
Height above sea level
10
Area where water covers the soil