機器
abstract
backdrop
background
black
brooding
business
computer
copy
damaged
dark
defect
dirt
distortion
dust
error
facsimile
fax
fuzz
glitch
gradient
grainy
grey
grime
gritty
grunge
horror
jam
lines
malfunction
material
noise
overlay
paper
pattern
photocopier
photocopy
print
printer
scan
scratch
screen
speckled
static
texture
toner
xerox