横向
1
Large body of water partly enclosed by land
3
Ocean between Americas and Europe/Africa
4
Region between the two tropic lines
6
Half of the Earth
8
Line dividing two countries
9
Low area between mountains
10
Cold treeless Arctic plain
纵向
2
Flat elevated area of land
5
Physical features of land
7
One of seven major landmasses
11
Tool for finding directions