英文關鍵字
accuracy
ancient
antique
background
balance
clock
clockworks
closeup
cogwheel
design
detail
gear
gearwheels
gold
hour
industrial
inside
instrument
machine
macro
mechanical
mechanism
metal
metallic
minute
motion
movement
old
part
precise
precision
punk
retro
rotation
round
seconds
small
steam
steampunk
steel
stopwatch
teamwork
ticktick
time
timepiece
turn
wheel
work