横向
1
Long-term weather patterns of an area
5
Total number of people in an area
6
Low-lying land surrounded by higher ground
10
Distance east or west of prime meridian
11
Largest ocean on Earth
12
Land surrounded by water on three sides
13
Raised area of land, smaller than a mountain
纵向
1
Deep narrow valley with steep sides
2
Wearing away of land by water or wind
3
Land surrounded by water
4
Large natural stream of water
7
Region near the equator
7
Region between the two tropic lines
8
Region surrounding the North Pole
9
Narrow sea inlet between cliffs