横向
1
Landform where river meets the sea
3
Total number of people in an area
4
Where river meets the sea
5
Cold treeless Arctic plain
12
Dry land with little rainfall
纵向
2
Piece of land jutting into the sea
3
Flat elevated area of land
6
Large area covered with trees
7
Physical features of land
8
Land surrounded by water
9
Distance north or south of equator
10
Wearing away of land by water or wind
11
Long-term weather patterns of an area