英文關鍵字
accuracy
ancient
animation
antique
appointment
arrow
backwards
chronometer
cipherclock
clock
clockface
color
concept
countdown
deadline
design
dial
dialface
golden
hires
hour
hours
iednlab
macro
measure
minute
moment
object
pressure
reflection
round
second
seconds
sign
symbol
ticking
time
timer
uhr
watch