横向
1
One of seven major landmasses
6
Landform where river meets the sea
7
Long-term weather patterns of an area
8
Steep rock face at edge of land
9
Largest hot desert in the world
11
Large area covered with trees
纵向
2
Body of water surrounded by land
3
Flat grassland in tropical regions
4
Where river meets the sea
5
Largest ocean on Earth
10
Area where water covers the soil
12
Mountain that can erupt with lava
13
Region surrounding the North Pole