機器
environmental
agribusiness
agriculture
biological
chemical
chemistry
control
engine
farm
farmer
farmhouse
farming
field
grow
growing
growth
handyman
harvest
horizontal
insecticide
labor
land
liquid
machinery
man
mask
occupation
opening
people
pesticide
pollution
prevention
protect
protection
protective
rural
safety
solution
spray
spraying
toilet
toxic
treatment
work
worker
working