横向
1
Landform where river meets the sea
4
Low-lying land surrounded by higher ground
5
Large natural elevation of earth
7
Visual representation of an area
10
Chain or group of islands
12
Region surrounding the North Pole
13
Region between the two tropic lines
纵向
2
Large slow-moving mass of ice
3
Cold treeless Arctic plain
6
Tool for finding directions
8
Wearing away of land by water or wind
9
Long-term weather patterns of an area
11
Flat grassland in tropical regions
14
Goods sold to another country