横向
1
One of seven major landmasses
4
Body of water surrounded by land
6
Flat elevated area of land
7
Piece of land jutting into the sea
8
Deep narrow valley with steep sides
13
Large area covered with trees
纵向
2
Where river meets the sea
3
Landform where river meets the sea
5
Region between the two tropic lines
9
Distance east or west of prime meridian
10
Flat grassland in tropical regions
11
Region surrounding the North Pole
12
City that is seat of government