英文關鍵字
abstract
background
berlin
black
border
capital
cartography
colors
communication
concept
continent
contour
countries
country
eurasia
euro
europe
european
europen
flag
geography
german
germany
globalism
globe
graphic
highlighted
icon
illustration
isolated
land
landmark
location
map
nation
national
nationality
neighboring
outline
pin
political
province
region
regions
shape
sign
silhouette
symbol
tourism
travel
video