英文關鍵字
art
bright
circling
color
concept
contemporary
dark
digital
draw
effect
ellipse
experiment
fluorescence
fluorescent
fractal
futuristic
glow
green
impulse
laser
light
line
luminescence
mechanism
motion
move
movement
object
optic
optical
oval
paint
path
pendulum
phosphor
phosphoric
phosphorus
physics
science
shape
signal
smooth
spins
surface
swing
technology
tool
tracing
trail
trajectory