横向
1
Deep narrow valley with steep sides
2
Region surrounding the North Pole
3
Dry land with little rainfall
5
Large body of water partly enclosed by land
6
Large slow-moving mass of ice
9
Goods sold to another country
10
Largest ocean on Earth
纵向
1
Tool for finding directions
4
Land surrounded by water on three sides
7
Flat grassland in tropical regions
8
Piece of land jutting into the sea