英文關鍵字
auto
automobile
bath
bubble
business
car
care
city
clean
cleaner
cleaning
design
dirt
dirty
drop
equipment
foam
garage
gasoline
glass
industry
job
liquid
machine
motion
move
nobody
reflection
refresh
repair
service
shine
shiny
soap
sponge
station
technology
transport
transportation
vehicle
wash
washing
water
wet
wheel
white
wide
wideangle
window
working