英文關鍵字
aqua
bubble
cleanse
cool
domestic
drinking
drip
drop
droplets
essential
faucet
finger
flow
flowing
horizontal
human
hygiene
indoors
kitchen
liquid
man
motion
open
opening
person
pouring
preparation
rinse
running
save
sink
splashing
stainless
steel
stream
tap
thirst
under
up
utensil
utility
wash
washing
well
wet