英文關鍵字
disinfection
disinfector
epidemic
protection
notes
clipboard
plan
discussing
team
virus
man
coronavirus
pandemic
disease
infection
mask
spray
protective
quarantine
people
suit
cleaning
prevention
worker
safety
spread
disinfectant
covid
specialist
spraying
cleaner
flu
antibacterial
working
male
professional
indoor
respiratory
antiseptic
equipment
respirator
antiviral
bacterium
control
glasses
gloves
public
healthcare
occupation
lifestyles