横向
1
Physical features of land
4
Ridge of rock or coral near the surface
6
Half of the Earth
7
Land surrounded by water
8
Region between the two tropic lines
9
One of seven major landmasses
12
Total number of people in an area
纵向
2
Chain or group of islands
3
Region surrounding the North Pole
5
Large natural elevation of earth
10
Ocean between Americas and Europe/Africa
11
Flat elevated area of land