機器
3d
abstract
art
assembly
auto
automobile
business
calculate
car
cartoon
compute
computer
concept
construction
design
digital
drawing
engine
engineering
fantasy
fashion
fiction
future
game
graphic
hand
help
idea
imprint
invent
light
logic
mechanical
mechanism
metal
model
painting
parts
race
repair
robot
sports
symbol
technology
transport
transportation
travel
vehicle
wheel