機器
accessories
bicycle
bike
black
chain
chainring
chainset
chainwheel
circle
cog
cogwheel
component
crank
crankset
cycle
design
disk
drive
equipment
gear
gearing
icon
illustration
industry
isolated
line
mechanical
metal
object
outline
part
power
recreation
rotation
speed
sport
sprocket
steel
symbol
technology
thin
tooth
transmission
transport
transportation
vehicle
wheel
white