横向
1
Land surrounded by water
3
Large natural stream of water
5
Low area between mountains
6
Flat grassland in tropical regions
8
One of seven major landmasses
9
Large slow-moving mass of ice
10
Line dividing two countries
纵向
2
Half of the Earth
4
Ocean between Americas and Europe/Africa
7
Raised area of land, smaller than a mountain
9
Large body of water partly enclosed by land
10
Low-lying land surrounded by higher ground
11
City that is seat of government
12
Distance east or west of prime meridian