横向
1
Land surrounded by water on three sides
5
One of seven major landmasses
6
Seasonal heavy rainfall
7
Ocean between Americas and Europe/Africa
8
Low-lying land surrounded by higher ground
10
Landform where river meets the sea
11
Region surrounding the North Pole
纵向
1
Largest ocean on Earth
2
Long-term weather patterns of an area
3
Area where water covers the soil
4
Largest river in South America
9
Low area between mountains