英文關鍵字
adult
antibacterial
bacteria
care
clean
cleaning
cleanliness
contagious
contamination
coronavirus
covid
covid19
crisis
diseases
disinfect
disinfecting
epidemic
germs
gloves
hands
health
healthcare
healthy
hospital
human
hygiene
hygienic
infected
infection
liquid
man
medical
pandemic
people
person
prevent
prevention
protection
quarantine
quarantined
respiratory
restroom
safety
solution
toilet
virus
viruses
washing
water