英文關鍵字
alignment
clock
clockwise
closeup
counting
day
dial
digital
electronic
hours
indicator
instrument
interval
markings
measurement
middle
minutes
motion
number
passing
round
seconds
ticking
time
twelve
units
vertical
wall
watch
英文關鍵字
alignment
clock
clockwise
closeup
counting
day
dial
digital
electronic
hours
indicator
instrument
interval
markings
measurement
middle
minutes
motion
number
passing
round
seconds
ticking
time
twelve
units
vertical
wall
watch