英文關鍵字
360
array
background
bar
black
circular
color
contemporary
counting
degrees
design
digital
downloading
element
equal
font
futuristic
geometrical
geometry
graphic
green
installing
loading
modern
numbered
numbers
opacity
pattern
percentages
program
progress
radial
screen
seconds
segments
software
spiral
style
ticking
time
transparency
waiting
web