横向
1
Cold treeless Arctic plain
4
Narrow sea inlet between cliffs
6
Region near the equator
7
Distance east or west of prime meridian
11
Ocean between Americas and Europe/Africa
12
Largest hot desert in the world
纵向
2
Chain or group of islands
3
Land surrounded by water
5
Total number of people in an area
8
Dry land with little rainfall
9
Steep rock face at edge of land
10
Low area between mountains