英文關鍵字
area
biohazard
blue
clean
cleaner
coronavirus
covid19
disease
disinfect
disinfectant
disinfecting
disinfection
disinfector
door
empty
epidemic
facade
fumigate
home
house
infected
infection
lockdown
mask
notice
outbreak
pandemic
prevention
preventive
protection
protective
quarantine
safety
sanitary
sanitation
sanitizing
sign
silhouette
specialist
suit
temporary
virus
window
wipe
worker
workwear