横向
1
Region surrounding the North Pole
4
Narrow sea inlet between cliffs
5
Ridge of rock or coral near the surface
6
Height above sea level
8
Wearing away of land by water or wind
9
Distance east or west of prime meridian
纵向
2
Vast body of salt water
3
Physical features of land
7
Region near the equator
10
Steep rock face at edge of land