英文關鍵字
water
liquid
rusty
sink
wet
tap
pipe
faucet
rust
dirty
brown
bathroom
white
drop
environment
unhealthy
stream
washbowl
ecology
splash
pollution
outflow
domestic
old
fluid
mud
flow
running
purification
broken
grunge
supply
valve
yellow
metal
clean
kitchen
danger
dirt
plumbing
drain
health
hole
closeup
messy
life
home
black
jet
residential