横向
1
Flat elevated area of land
4
Region between the two tropic lines
7
Wearing away of land by water or wind
8
Chain or group of islands
10
Seasonal heavy rainfall
纵向
2
Area where water covers the soil
3
Distance north or south of equator
5
Region near the equator
6
Imaginary line around the middle of Earth
9
Deep narrow valley with steep sides
11
Body of water surrounded by land
12
Physical features of land