横向
1
Land surrounded by water
3
Region between the two tropic lines
6
One of seven major landmasses
7
Largest river in South America
11
Mountain that can erupt with lava
纵向
2
Largest ocean on Earth
4
Goods sold to another country
5
City that is seat of government
8
Tool for finding directions
9
Height above sea level
10
Visual representation of an area