横向
1
Imaginary line around the middle of Earth
3
Raised area of land, smaller than a mountain
4
Largest ocean on Earth
5
Large natural elevation of earth
8
Large body of water partly enclosed by land
纵向
1
Wearing away of land by water or wind
2
Region between the two tropic lines
6
Flat elevated area of land
7
Goods brought in from another country
9
Height above sea level