英文關鍵字
band
circle
circular
clip
drawing
fast
graph
graphical
mobius
movie
pattern
rapid
red
ring
shape
spiral
spiro
spirograph
strip
symmetrical
symmetry
tyre
video
英文關鍵字
band
circle
circular
clip
drawing
fast
graph
graphical
mobius
movie
pattern
rapid
red
ring
shape
spiral
spiro
spirograph
strip
symmetrical
symmetry
tyre
video