横向
1
Low area between mountains
4
Distance north or south of equator
5
Large natural stream of water
6
Land surrounded by water
7
Ocean between Americas and Europe/Africa
纵向
2
Area where water covers the soil
3
Imaginary line around the middle of Earth
4
Distance east or west of prime meridian
8
Land surrounded by water on three sides
9
Largest river in South America
10
Mountain that can erupt with lava
11
Largest ocean on Earth