横向
1
Vast body of salt water
4
Goods brought in from another country
5
Imaginary line around the middle of Earth
7
Visual representation of an area
9
Largest hot desert in the world
10
Distance north or south of equator
11
Deep narrow valley with steep sides
13
Raised area of land, smaller than a mountain
纵向
2
Low-lying land surrounded by higher ground
3
Distance east or west of prime meridian
6
Tool for finding directions
8
Goods sold to another country
12
Flat grassland in tropical regions