横向
1
Half of the Earth
5
Steep rock face at edge of land
8
Flat grassland in tropical regions
9
Chain or group of islands
10
Flat elevated area of land
纵向
2
Distance north or south of equator
3
Seasonal heavy rainfall
4
Largest ocean on Earth
6
Area where water covers the soil
7
Wearing away of land by water or wind
11
City that is seat of government
12
Large area covered with trees
13
Body of water surrounded by land