英文關鍵字
animated
animation
arrow
background
black
business
circle
clock
day
deadline
dial
evening
face
fast
flies
grey
hands
hour
hours
lapse
midnight
minutes
motion
noon
numbers
pointer
quick
red
repeat
rotate
running
second
seconds
speed
spin
spinning
ticking
time
timekeeping
timepiece
timer
turn
twelve
wall
watch
white
with