横向
1
Physical features of land
3
Large body of water partly enclosed by land
4
Dry land with little rainfall
6
Largest river in South America
7
Ocean between Americas and Europe/Africa
8
Largest ocean on Earth
9
Region between the two tropic lines
10
Body of water surrounded by land
纵向
2
One of seven major landmasses
3
Large slow-moving mass of ice
5
Mountain that can erupt with lava
6
Chain or group of islands