横向
1
Mountain that can erupt with lava
4
Largest hot desert in the world
5
Goods brought in from another country
6
Distance north or south of equator
7
Land surrounded by water
9
Large body of water partly enclosed by land
12
Low-lying land surrounded by higher ground
纵向
2
Where river meets the sea
3
Height above sea level
8
Steep rock face at edge of land
10
Largest ocean on Earth
11
Region surrounding the North Pole