横向
1
Ocean between Americas and Europe/Africa
3
Ridge of rock or coral near the surface
8
Flat grassland in tropical regions
9
Dry land with little rainfall
10
Large natural elevation of earth
纵向
2
Piece of land jutting into the sea
3
Large natural stream of water
4
Narrow sea inlet between cliffs
5
Height above sea level
6
Largest hot desert in the world
7
Tool for finding directions
11
Physical features of land
12
Goods brought in from another country