横向
1
Dry land with little rainfall
3
Large body of water partly enclosed by land
4
Visual representation of an area
5
Distance east or west of prime meridian
8
Largest ocean on Earth
9
Flat elevated area of land
10
Large slow-moving mass of ice
纵向
2
Chain or group of islands
6
Largest river in South America
7
Distance north or south of equator