横向
1
Long-term weather patterns of an area
6
Mountain that can erupt with lava
7
Large slow-moving mass of ice
8
Largest hot desert in the world
纵向
1
Deep narrow valley with steep sides
2
Half of the Earth
3
Dry land with little rainfall
4
Goods sold to another country
5
Largest river in South America
9
Chain or group of islands