横向
1
Physical features of land
5
Ocean between Americas and Europe/Africa
7
Largest hot desert in the world
8
Cold treeless Arctic plain
9
Vast body of salt water
13
Distance east or west of prime meridian
纵向
2
Tool for finding directions
3
Land surrounded by water
4
Low area between mountains
6
One of seven major landmasses
10
Half of the Earth
11
Low-lying land surrounded by higher ground
12
Raised area of land, smaller than a mountain