機器
agricultural
agriculture
art
black
cartoon
character
child
childrens
clip art
coloring
colouring
design
drawing
engine
equipment
farm
farmer
farming
fun
funny
graphic
harvest
harvester
harvesting
illustration
industrial
industry
isolated
kids
machinery
mascot
outline
rural
site
trackter
tracktor
tracter
tractor
traktor
transport
transportation
truck
vehicle
white
work
yellow