英文關鍵字
analog
antique
approach
background
christmas
classic
clock
countdown
deadline
decoration
event
finish
gear
gears
hands
hour
indicate
mechanism
midnight
minute
new
noon
number
numerals
oclock
old
reminder
retro
roman
second
seconds
showing
sign
sleep
speed
start
tick
time
timer
twelve
vintage
wall
wheel
wood
wooden
year