機器
3d
background
bank
banking
box
business
closed
code
combination
concept
deposit
door
finance
firewall
front
insurance
lock
metal
metallic
money
object
part
password
protect
protection
render
rendering
room
safe
safety
savings
secrecy
secure
security
silver
solid
steel
storage
strength
stronghold
system
trust
vault
vaulted
view
wealth