英文關鍵字
soap
sink
cleanliness
health
germs
clean
bacteria
prevention
lathering
scrubbing
rinsing
daytime
indoors
faucet
healthcare
safety
英文關鍵字
soap
sink
cleanliness
health
germs
clean
bacteria
prevention
lathering
scrubbing
rinsing
daytime
indoors
faucet
healthcare
safety