横向
1
Visual representation of an area
3
Body of water surrounded by land
4
One of seven major landmasses
7
Ridge of rock or coral near the surface
10
Total number of people in an area
纵向
2
Physical features of land
5
Vast body of salt water
6
Wearing away of land by water or wind
8
Cold treeless Arctic plain
9
Landform where river meets the sea