英文關鍵字
accuracy
ancient
animation
antique
appointment
backwards
chronometer
cipherclock
clock
clockface
color
concept
countdown
deadline
design
dialface
elegant
gold
hires
hours
iednlab
macro
measure
measurement
minutes
number
numerical
object
pointer
precise
reflection
schedule
seconds
sekunden
symbol
ticking
time
timer
watch
zeit