横向
1
Ocean between Americas and Europe/Africa
5
Narrow sea inlet between cliffs
6
Deep narrow valley with steep sides
8
Distance north or south of equator
10
Low area between mountains
12
One of seven major landmasses
纵向
2
Land surrounded by water
3
Low-lying land surrounded by higher ground
4
Large slow-moving mass of ice
7
Vast body of salt water
9
Distance east or west of prime meridian
11
Physical features of land
13
Flat grassland in tropical regions