横向
1
Dry land with little rainfall
4
Distance north or south of equator
5
Imaginary line around the middle of Earth
9
Largest ocean on Earth
10
Large natural elevation of earth
纵向
2
Large natural stream of water
3
Cold treeless Arctic plain
5
Goods sold to another country
6
Mountain that can erupt with lava
7
Where river meets the sea
8
One of seven major landmasses