横向
1
Ocean between Americas and Europe/Africa
4
Raised area of land, smaller than a mountain
5
Low area between mountains
6
Region surrounding the North Pole
8
Seasonal heavy rainfall
9
Dry land with little rainfall
10
One of seven major landmasses
纵向
2
Piece of land jutting into the sea
3
Vast body of salt water
4
Half of the Earth
7
Tool for finding directions
11
Distance east or west of prime meridian
12
Line dividing two countries