英文關鍵字
amount
analog
analogue
appliance
calendar
clock
count
counter
date
day
display
energy
factory
fast
flow
gas
gasmeter
gasometer
grunge
grungy
heating
home
house
industrial
instrument
liter
loop
loopable
measure
measurement
mechanical
meter
minute
month
natural
number
numbers
old
pass
retro
time
timelapse
turn
usage
value
vintage
wall