英文關鍵字
bacteria
bathroom
bubble
care
clean
cleanliness
cleansing
close
closeup
corona
coronavirus
covid
disinfect
faucet
finger
foam
hand
hands
health
healthy
human
hygiene
hygienic
infection
liquid
male
man
morning
motion
organic
person
personal
pour
prevent
prevention
protect
protection
purity
routine
rubbing
sanitary
sink
skin
slow
soap
soapy
tap
virus
wash
washing
washroom
water
wet
young