英文關鍵字
action
bacterium
bathroom
care
clean
close
closeup
corona
coronavirus
covid19
disinfect
drop
faucet
females
finger
flowing
flu
foam
girl
hands
health
home
household
human
hygiene
infection
liquid
microbe
motion
opening
palm
people
person
pouring
prevention
protection
purity
rub
sanitary
sink
skin
slow
soap
stream
tap
virus
washing
washroom
water
wet
white
woman