横向
1
Low-lying land surrounded by higher ground
4
Ocean between Americas and Europe/Africa
6
Large body of water partly enclosed by land
8
Ridge of rock or coral near the surface
9
Region between the two tropic lines
10
Distance north or south of equator
纵向
2
Large natural stream of water
3
Land surrounded by water
4
Height above sea level
5
Raised area of land, smaller than a mountain
7
Area where water covers the soil