機器
bicycle
bike
button
chain
chainwheel
circle
cog
cogwheel
crank
cycle
cyclist
design
drive
element
equipment
flat
gear
graphic
hexagon
icon
illustration
isolated
long
mechanism
metal
mountain
part
pedal
pictogram
pink
power
race
ride
rotation
shadow
sign
simple
speed
sport
sprocket
symbol
technology
transmission
transportation
vehicle
wheel
white