横向
1
Area where water covers the soil
3
Half of the Earth
5
Region near the equator
7
Physical features of land
9
Height above sea level
11
City that is seat of government
13
Dry land with little rainfall
纵向
2
Total number of people in an area
4
Deep narrow valley with steep sides
6
Goods sold to another country
8
Cold treeless Arctic plain
10
Chain or group of islands
12
Distance north or south of equator