横向
1
One of seven major landmasses
6
Large natural stream of water
9
Area where water covers the soil
10
Long-term weather patterns of an area
11
Large natural elevation of earth
纵向
2
Region surrounding the North Pole
3
Low-lying land surrounded by higher ground
4
Mountain that can erupt with lava
5
Imaginary line around the middle of Earth
7
Chain or group of islands
8
Cold treeless Arctic plain