横向
1
Cold treeless Arctic plain
4
Large natural stream of water
6
Largest hot desert in the world
8
Distance east or west of prime meridian
10
Piece of land jutting into the sea
13
Raised area of land, smaller than a mountain
纵向
2
Land surrounded by water on three sides
3
Mountain that can erupt with lava
5
Narrow sea inlet between cliffs
7
Land surrounded by water
9
City that is seat of government
11
Low-lying land surrounded by higher ground
12
Wearing away of land by water or wind