横向
1
Cold treeless Arctic plain
3
Low area between mountains
6
Region near the equator
9
Distance north or south of equator
10
Physical features of land
纵向
2
Largest hot desert in the world
4
City that is seat of government
5
One of seven major landmasses
7
Narrow sea inlet between cliffs
8
Wearing away of land by water or wind
11
Region surrounding the North Pole
12
Height above sea level
13
Piece of land jutting into the sea