機器
adult
agent
apparatus
business
chemical
clean
cleaner
cleaning
company
couch
cushion
dirt
dry
drycleaning
dust
electrical
employee
equipment
furniture
hands
home
hose
house
household
housework
hygiene
indoors
male
man
nozzle
person
professional
removing
room
sanitary
service
sofa
stain
steam
surface
tidiness
tool
uniform
upholstery
vacuum
vapor
worker
working
young