横向
1
Mountain that can erupt with lava
4
Where river meets the sea
5
Distance east or west of prime meridian
6
Large natural stream of water
8
Ocean between Americas and Europe/Africa
纵向
2
Seasonal heavy rainfall
3
Region between the two tropic lines
4
Wearing away of land by water or wind
7
Distance north or south of equator
9
Area where water covers the soil
10
Chain or group of islands
11
Large slow-moving mass of ice