横向
1
Large natural stream of water
4
Largest ocean on Earth
5
Cold treeless Arctic plain
9
Height above sea level
10
Visual representation of an area
11
Where river meets the sea
纵向
2
Dry land with little rainfall
3
Landform where river meets the sea
6
Ridge of rock or coral near the surface
7
Largest hot desert in the world
8
City that is seat of government
12
Seasonal heavy rainfall