横向
1
Large slow-moving mass of ice
5
Land surrounded by water on three sides
6
Deep narrow valley with steep sides
7
Low area between mountains
8
City that is seat of government
11
Cold treeless Arctic plain
13
Chain or group of islands
纵向
2
Largest hot desert in the world
3
Distance east or west of prime meridian
4
Total number of people in an area
9
Landform where river meets the sea
10
Dry land with little rainfall
12
Region between the two tropic lines