横向
1
Deep narrow valley with steep sides
4
Land surrounded by water
6
Body of water surrounded by land
7
Raised area of land, smaller than a mountain
8
Goods sold to another country
11
Goods brought in from another country
纵向
1
Tool for finding directions
2
Wearing away of land by water or wind
3
Low-lying land surrounded by higher ground
5
Largest ocean on Earth
9
One of seven major landmasses
10
Line dividing two countries