横向
1
Land surrounded by water on three sides
6
One of seven major landmasses
8
Region between the two tropic lines
10
Ridge of rock or coral near the surface
纵向
1
Total number of people in an area
2
Ocean between Americas and Europe/Africa
3
Seasonal heavy rainfall
4
Large natural elevation of earth
5
Area where water covers the soil
7
Distance east or west of prime meridian
9
Mountain that can erupt with lava