機器
aerial
agricultural
agriculture
blue
buzzer
corn
country
countryside
crop
cultivated
device
drip
drop
equipment
farm
farming
farmland
field
flow
furrow
green
growth
harvest
irrigation
irritate
jump
landscape
machinery
nature
nozzlenozzle
plans
production
rape
rural
soil
spray
sprayer
sprinkler
system
topsoil
water