英文關鍵字
appliance
bath
bathe
bowl
ceramic
clean
clear
concept
domestic
down
drain
fail
failure
floor
fluid
flush
furniture
hygiene
hygienic
idea
indoor
interior
lavatory
liquid
loser
modern
nobody
object
plumbing
privies
purified
sanitary
sanitation
sink
spin
splash
stream
super
swirl
tile
toilet
vortex
wash
washroom
waste
wc
white