横向
1
Large natural elevation of earth
5
Imaginary line around the middle of Earth
6
Total number of people in an area
7
Largest ocean on Earth
8
Largest hot desert in the world
10
Vast body of salt water
12
Deep narrow valley with steep sides
纵向
1
Seasonal heavy rainfall
2
Physical features of land
3
Body of water surrounded by land
4
Ocean between Americas and Europe/Africa
9
Chain or group of islands
11
Landform where river meets the sea
13
Narrow sea inlet between cliffs
14
One of seven major landmasses