横向
1
Distance east or west of prime meridian
6
Cold treeless Arctic plain
7
Large slow-moving mass of ice
8
Largest river in South America
9
Land surrounded by water on three sides
纵向
2
Narrow sea inlet between cliffs
3
Vast body of salt water
4
Total number of people in an area
5
Large natural elevation of earth
10
Flat elevated area of land