横向
1
Ocean between Americas and Europe/Africa
5
Line dividing two countries
6
Body of water surrounded by land
8
Large natural elevation of earth
纵向
1
Height above sea level
2
Piece of land jutting into the sea
3
Vast body of salt water
4
Imaginary line around the middle of Earth
7
Ridge of rock or coral near the surface
9
Mountain that can erupt with lava