横向
1
Area where water covers the soil
4
Long-term weather patterns of an area
6
Ocean between Americas and Europe/Africa
7
Region between the two tropic lines
8
Physical features of land
纵向
2
Flat grassland in tropical regions
3
Low area between mountains
4
Deep narrow valley with steep sides
5
Distance east or west of prime meridian
9
Body of water surrounded by land