英文關鍵字
barbed
wire
war
ukraine
belarus
poland
border
covid
fence
jail
land
nobody
prison
security
wall
ban
barricade
barrier
bars
belt
blades
boundary
catwalk
civilization
country
crossing
curled
danger
dangerous
entry
eurupean
frontex
grating
homeland
illegal
immigrants
immigration
iron
line
passport
point
protection
refugees
sharp
tranches
union