横向
1
Goods brought in from another country
4
Deep narrow valley with steep sides
7
Imaginary line around the middle of Earth
9
Large area covered with trees
10
Body of water surrounded by land
11
Where river meets the sea
纵向
2
Narrow sea inlet between cliffs
3
Largest river in South America
4
Long-term weather patterns of an area
5
Distance east or west of prime meridian
6
Landform where river meets the sea
8
Large natural stream of water
12
Flat elevated area of land