横向
1
Vast body of salt water
4
Distance north or south of equator
5
Imaginary line around the middle of Earth
6
Tool for finding directions
11
City that is seat of government
纵向
2
Line dividing two countries
3
Wearing away of land by water or wind
7
Dry land with little rainfall
8
Largest ocean on Earth
9
Cold treeless Arctic plain
10
Flat elevated area of land
12
Land surrounded by water