英文關鍵字
fence
hand
background
man
protection
metal
security
concept
border
nature
male
prison
freedom
people
rural
person
steel
crime
criminal
holding
violence
prisoner
silhouette
punishment
cage
activity
chain
brown
jail
help
iron
outdoor
lonely
escape
crisis
arm
grid
homeless
boundary
hands
hold
sign
link
mesh
young
refugee
injustice
detention
closed
justice