機器
abstract
black and white
business
clip art
cog
cogwheel
communication
construction
design
development
element
flat
gear
gearwheel
graphic
icon
illustration
internet
isolated
line art
line icon
mechanical
motion
pictogram
preference
progress
repair
rotate
round
setting
shape
sign
silhouette
symbol
technical
teeth
transmission
turn
user
user preference
web
wheel
work