英文關鍵字
stone
jail
structure
doorway
entrance
cage
cement
confine
iron
prison
imprison
cell
locked
wall
bars
detail
security
incarcerate
bondage
crime
sentence
old
dungeon
historic
gaol
punishment
building
concept
construction
door
architecture
empty
escape
facility
floor
freedom
grey
inside
closed
interior
lock
metal
modern
safety
secure
steel