横向
1
Goods sold to another country
5
Land surrounded by water
6
Region surrounding the North Pole
7
Goods brought in from another country
8
Area where water covers the soil
9
Physical features of land
纵向
2
Visual representation of an area
3
One of seven major landmasses
4
Line dividing two countries
9
Region between the two tropic lines
10
Height above sea level
11
Largest hot desert in the world