英文關鍵字
2019ncov
alcohol
antibacterial
bacteria
bathroom
care
caucasian
clean
cleaning
cleansing
corona
coronavirus
covid19
disease
flu
foam
gel
hand
hands
health
healthcare
healthy
hospital
hygiene
indoors
infection
liquid
man
medical
microbe
outbreak
pandemic
people
person
prevent
prevention
protection
rub
rubbing
sanitary
sanitiser
sanitizer
sink
soap
virus
wash
washing
water
work