横向
1
Largest river in South America
5
Raised area of land, smaller than a mountain
7
Cold treeless Arctic plain
8
Large natural stream of water
9
Physical features of land
12
Land surrounded by water on three sides
纵向
2
Distance north or south of equator
3
Deep narrow valley with steep sides
4
Goods brought in from another country
6
Largest hot desert in the world
10
Region near the equator
11
Where river meets the sea
13
Line dividing two countries
14
Steep rock face at edge of land