横向
1
Half of the Earth
3
Land surrounded by water
5
Mountain that can erupt with lava
6
Long-term weather patterns of an area
7
Region surrounding the North Pole
8
One of seven major landmasses
纵向
2
Total number of people in an area
3
Goods brought in from another country
4
Chain or group of islands
9
Ridge of rock or coral near the surface