横向
1
Vast body of salt water
4
Body of water surrounded by land
5
Low area between mountains
9
Landform where river meets the sea
11
Distance east or west of prime meridian
纵向
2
Visual representation of an area
3
Deep narrow valley with steep sides
6
Where river meets the sea
7
Ridge of rock or coral near the surface
8
Steep rock face at edge of land
10
Land surrounded by water