横向
1
Large slow-moving mass of ice
4
Cold treeless Arctic plain
5
Flat grassland in tropical regions
纵向
1
Large body of water partly enclosed by land
2
Wearing away of land by water or wind
3
Tool for finding directions
4
Physical features of land
6
Vast body of salt water
7
Deep narrow valley with steep sides
8
Narrow sea inlet between cliffs