英文關鍵字
animated
black
two
gears
spin
looped
video
concept
teamwork
business
gear
spinning
tech
symbol
mechanism
technology
motion
icon
animation
element
graphic
abstract
engine
background
mechanics
silhouette
connection
cogwheel
mechanical
logical
movement
industrial
equipment
round
vector
cog
progress
work
machinery
industry
technical
communication
engineering
circle
well-coordinated
coordinated
green
chroma
key