横向
1
Goods sold to another country
4
Dry land with little rainfall
5
Wearing away of land by water or wind
6
Ocean between Americas and Europe/Africa
10
Body of water surrounded by land
11
Low area between mountains
纵向
2
Line dividing two countries
3
Region between the two tropic lines
4
Landform where river meets the sea
7
Long-term weather patterns of an area
8
Vast body of salt water
9
Region near the equator
12
Chain or group of islands