横向
1
Goods brought in from another country
4
Deep narrow valley with steep sides
5
Large slow-moving mass of ice
6
Where river meets the sea
7
Raised area of land, smaller than a mountain
8
One of seven major landmasses
10
Steep rock face at edge of land
纵向
2
Total number of people in an area
3
Large natural stream of water
7
Half of the Earth
9
Low area between mountains
11
Distance north or south of equator