横向
1
Goods brought in from another country
4
Land surrounded by water on three sides
6
Flat grassland in tropical regions
7
Half of the Earth
8
Wearing away of land by water or wind
9
Raised area of land, smaller than a mountain
11
Distance east or west of prime meridian
纵向
2
Large natural elevation of earth
3
Vast body of salt water
5
Large natural stream of water
10
Region between the two tropic lines