横向
1
Large slow-moving mass of ice
4
Tool for finding directions
5
Where river meets the sea
6
Vast body of salt water
11
Total number of people in an area
纵向
2
Low-lying land surrounded by higher ground
3
Region near the equator
7
Flat grassland in tropical regions
8
Seasonal heavy rainfall
9
Low area between mountains
10
Flat elevated area of land