横向
1
Largest river in South America
5
Ocean between Americas and Europe/Africa
6
Distance north or south of equator
7
Where river meets the sea
8
Deep narrow valley with steep sides
纵向
2
Large area covered with trees
3
Vast body of salt water
4
City that is seat of government
9
Region near the equator
10
Height above sea level
11
Chain or group of islands
12
Body of water surrounded by land