英文關鍵字
abstract
animation
child
clock
clockwork
cog
cogwheel
color
colored
colorful
communication
concept
connection
development
device
engine
engineering
gear
generated
graphic
industry
innovation
isolated
loop
machine
machinery
mechanic
mechanical
mechanism
motion
multicolor
plastic
render
rotate
rotating
rotation
seamless
simple
spin
spinning
system
teamwork
technical
technology
toy
transmission
wheel
work
working