横向
1
Mountain that can erupt with lava
3
Largest ocean on Earth
5
Large slow-moving mass of ice
8
Distance north or south of equator
9
Low-lying land surrounded by higher ground
纵向
2
Flat grassland in tropical regions
3
Land surrounded by water on three sides
4
City that is seat of government
6
One of seven major landmasses
7
Region surrounding the North Pole