機器
appliance
auto
automatic
background
chore
clean
cleaner
cleaning
closeup
color
control
copy
device
dirt
dry
dust
electrical
electronic
equipment
floor
home
hoover
house
household
housekeeping
housework
hygiene
light
modern
nobody
object
power
robot
robotic
round
service
smart
space
technology
text
tool
top
vacuum
view
white
wireless