機器
antibacterial
appliances
assistance
assistant
automation
bathroom
centrifuge
clean
cleaning
cleanse
cleansing
clothes
comfort
cover
customer
dirt
dirty
disinfectant
drum
dry
drying
electronic
hand
home
household
housekeeping
industrial
laundry
linen
maid
manufacture
person
personal
plaque
powder
prevention
professional
protection
room
sanitary
scale
service
services
spin
wash
washing
wet
woman
worker