横向
1
Long-term weather patterns of an area
4
Line dividing two countries
6
Ridge of rock or coral near the surface
7
Total number of people in an area
9
Land surrounded by water on three sides
纵向
1
One of seven major landmasses
2
Imaginary line around the middle of Earth
3
Low area between mountains
5
Largest ocean on Earth
8
Large natural stream of water