横向
1
Largest ocean on Earth
4
Large body of water partly enclosed by land
6
Long-term weather patterns of an area
7
Low area between mountains
8
Wearing away of land by water or wind
9
Height above sea level
11
Seasonal heavy rainfall
纵向
2
Flat grassland in tropical regions
3
Ocean between Americas and Europe/Africa
5
Land surrounded by water on three sides
10
Goods brought in from another country
12
Steep rock face at edge of land