英文關鍵字
2019
allergy
breathe
care
corona
coronavirus
covid
covid19
cure
disease
end
epidemic
face
flu
free
freedom
happy
health
illness
influenza
lockdown
male
man
mask
medical
medicine
ncov
off
open
outbreak
over
pandemic
person
pneumonia
pollution
prevention
protection
protective
quarantine
safe
safety
selfisolation
smile
take
vaccine
virus
win