横向
1
Total number of people in an area
4
Long-term weather patterns of an area
6
Height above sea level
7
Half of the Earth
9
Mountain that can erupt with lava
纵向
1
Largest ocean on Earth
2
Area where water covers the soil
3
Landform where river meets the sea
4
Steep rock face at edge of land
5
Tool for finding directions
8
Narrow sea inlet between cliffs
10
Large natural stream of water