機器
appliance
art
black
blank
carpet
clean
cleaner
color
copy
copyspace
creative
design
dirt
dirty
domestic
dust
electric
electrical
element
empty
equipment
floor
graphic
hold
home
house
household
housework
icon
isolated
keeping
modern
power
rug
service
simple
space
supplie
sweep
technology
tidy
tool
vacuum
wash
white
work