機器
appliance
carpet
chore
clean
cleaner
cleaning
cleanliness
dirt
dirty
dust
electric
electrical
elevated
equipment
floor
grey
home
house
household
housekeeping
housework
hygiene
interior
janitor
maid
messy
modern
object
one
people
person
powder
power
remove
residential
room
rug
service
stain
suck
sucking
suction
sweep
technology
tool
vacuum
vacuuming
washing
work