横向
1
Large natural stream of water
4
Landform where river meets the sea
5
Total number of people in an area
7
Region near the equator
8
Distance east or west of prime meridian
11
Body of water surrounded by land
纵向
2
Distance north or south of equator
3
One of seven major landmasses
6
City that is seat of government
9
Flat grassland in tropical regions
10
Wearing away of land by water or wind