横向
1
Imaginary line around the middle of Earth
4
Visual representation of an area
6
Region surrounding the North Pole
7
Area where water covers the soil
8
Height above sea level
11
Large slow-moving mass of ice
纵向
2
Largest hot desert in the world
3
Physical features of land
5
Cold treeless Arctic plain
9
Where river meets the sea
10
Chain or group of islands