横向
1
Ocean between Americas and Europe/Africa
2
Imaginary line around the middle of Earth
6
Largest hot desert in the world
7
Visual representation of an area
8
Distance north or south of equator
9
Dry land with little rainfall
纵向
2
Wearing away of land by water or wind
3
Physical features of land
4
Long-term weather patterns of an area
5
Chain or group of islands