横向
1
Distance east or west of prime meridian
3
Region surrounding the North Pole
5
Largest ocean on Earth
6
Low area between mountains
8
Flat elevated area of land
9
Narrow sea inlet between cliffs
纵向
2
Imaginary line around the middle of Earth
3
Ocean between Americas and Europe/Africa
4
Goods sold to another country
7
Large body of water partly enclosed by land
10
Tool for finding directions