横向
1
Flat grassland in tropical regions
5
Physical features of land
6
Body of water surrounded by land
8
Visual representation of an area
10
Line dividing two countries
11
Cold treeless Arctic plain
14
Deep narrow valley with steep sides
15
Piece of land jutting into the sea
纵向
2
Tool for finding directions
3
Where river meets the sea
4
Long-term weather patterns of an area
7
Ridge of rock or coral near the surface
9
Half of the Earth
12
Imaginary line around the middle of Earth
13
Height above sea level