横向
1
Goods sold to another country
4
Largest hot desert in the world
6
Land surrounded by water
7
Chain or group of islands
10
Largest river in South America
纵向
2
Landform where river meets the sea
3
Area where water covers the soil
5
Seasonal heavy rainfall
6
Goods brought in from another country
8
Deep narrow valley with steep sides
9
Physical features of land