英文關鍵字
agricultural
agronomy
autumn
bird
business
ciconia
country
crop
cultivate
dirt
driving
earth
environment
equipment
farm
farmer
farmland
field
food
harrow
harvest
industry
land
landscape
look
machine
meadow
modern
natural
occupation
plough
plow
power
rural
scene
season
sky
soil
spring
stork
summer
tractor
vehicle
wheel
work