横向
1
One of seven major landmasses
7
Large slow-moving mass of ice
8
Largest ocean on Earth
9
Region surrounding the North Pole
10
Height above sea level
12
Goods sold to another country
纵向
2
Cold treeless Arctic plain
3
Imaginary line around the middle of Earth
4
Ocean between Americas and Europe/Africa
5
Region near the equator
6
Distance north or south of equator
11
Total number of people in an area