横向
1
Large natural stream of water
4
Large slow-moving mass of ice
5
Ocean between Americas and Europe/Africa
7
Goods sold to another country
9
Land surrounded by water on three sides
10
Chain or group of islands
13
Landform where river meets the sea
纵向
2
Physical features of land
3
Line dividing two countries
6
City that is seat of government
8
Where river meets the sea
11
Largest ocean on Earth
12
Low-lying land surrounded by higher ground