英文關鍵字
accuracy
ancient
animation
antique
appointment
arrow
backwards
chronometer
cipherclock
clock
clockface
color
concept
countdown
deadline
design
dialface
gold
hires
hours
iednlab
macro
measure
movement
numerical
pointer
precise
reverse
round
second
seconds
sekunden
ticking
time
timer
uhr
urgency
watch
ziffernblatt