英文關鍵字
backyard
break
burst
conservation
conserve
copper
damaged
drip
drop
drought
eco
ecology
environment
equipment
fire
fixture
flow
flowing
garden
grass
handle
hardware
hole
home
horizontal
hose
irrigate
irrigation
lead
leak
leakage
leaking
liquid
loss
outdoor
panning
park
pipe
plumbing
spigot
spray
sprinkler
supply
valve
waste
wasteful
water
wet