横向
1
Goods sold to another country
5
Where river meets the sea
7
Imaginary line around the middle of Earth
9
Deep narrow valley with steep sides
11
Piece of land jutting into the sea
纵向
2
Large area covered with trees
3
Flat elevated area of land
4
Distance east or west of prime meridian
6
Chain or group of islands
8
Low area between mountains
10
Height above sea level
12
Region near the equator