横向
1
Largest ocean on Earth
5
Seasonal heavy rainfall
6
Line dividing two countries
7
Physical features of land
8
Distance east or west of prime meridian
10
Total number of people in an area
11
Vast body of salt water
纵向
2
One of seven major landmasses
3
Visual representation of an area
4
Ocean between Americas and Europe/Africa
9
Narrow sea inlet between cliffs
12
Steep rock face at edge of land