横向
1
Large body of water partly enclosed by land
3
Line dividing two countries
4
Area where water covers the soil
5
Region near the equator
6
Region surrounding the North Pole
7
Flat grassland in tropical regions
9
Distance east or west of prime meridian
纵向
2
Mountain that can erupt with lava
3
Low-lying land surrounded by higher ground
5
Cold treeless Arctic plain
8
Distance north or south of equator
10
Raised area of land, smaller than a mountain