横向
1
Seasonal heavy rainfall
5
Tool for finding directions
6
Low-lying land surrounded by higher ground
7
Distance east or west of prime meridian
10
Large natural stream of water
纵向
2
Region between the two tropic lines
3
Physical features of land
4
Half of the Earth
8
Large slow-moving mass of ice
9
Deep narrow valley with steep sides
11
Largest river in South America