横向
1
Largest ocean on Earth
5
Body of water surrounded by land
6
Mountain that can erupt with lava
7
Height above sea level
8
Piece of land jutting into the sea
9
Total number of people in an area
14
Distance east or west of prime meridian
纵向
2
Largest hot desert in the world
3
Deep narrow valley with steep sides
4
Wearing away of land by water or wind
10
Goods sold to another country
11
Steep rock face at edge of land
12
Largest river in South America
13
One of seven major landmasses