横向
1
Line dividing two countries
4
Flat elevated area of land
5
Region surrounding the North Pole
6
Steep rock face at edge of land
7
One of seven major landmasses
8
Distance north or south of equator
9
Narrow sea inlet between cliffs
10
Flat grassland in tropical regions
纵向
2
Chain or group of islands
3
Imaginary line around the middle of Earth