横向
1
Height above sea level
3
Region between the two tropic lines
4
Largest hot desert in the world
8
Goods sold to another country
9
Distance east or west of prime meridian
10
Mountain that can erupt with lava
纵向
1
Largest river in South America
2
Chain or group of islands
5
Ridge of rock or coral near the surface
6
Raised area of land, smaller than a mountain
7
Large body of water partly enclosed by land