英文關鍵字
bicycle
bike
bikes
biking
chain
chainring
closeup
cycle
cycling
detail
display
fast
gear
gears
generic
isolated
machine
machinery
mountain
object
pedal
pedaling
pedals
repair
repairs
ring
rotate
rotates
rotating
shop
spinning
spins
sport
sports
store
tires
turning
turns
typical
tyres
wheel
wheels