英文關鍵字
rain
rainwater
water
nature
tank
container
climate
harvesting
garden
green
roof
environment
summer
ecology
gardening
irrigation
storage
plastic
barrel
raindrop
background
gathering
drop
liquid
plant
house
wet
gutter
outdoor
monsoon
watering
consumption
cold
storing
pour
season
kerala
backyard
flower
save
bright
spring
eco
blue
black
harvest
clean
cistern
outdoors
collect