横向
1
Deep narrow valley with steep sides
3
Largest ocean on Earth
6
Visual representation of an area
7
Physical features of land
9
Dry land with little rainfall
10
Region near the equator
10
Region between the two tropic lines
11
Cold treeless Arctic plain
纵向
2
Largest hot desert in the world
4
Vast body of salt water
5
Large area covered with trees
8
Piece of land jutting into the sea