英文關鍵字
2019ncov
bacterium
black
caucasian
cell
chemistry
china
confident
corona
coronavirus
costume
covid
covid2019
danger
disease
epidemic
face
fear
flasks
flu
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global
hand
health
healthcare
illness
infect
infection
influenza
isalation
isolated
liquid
mask
medical
medicine
microbe
millennials
molecule
organism
pandemic
pneumonia
professional
protective
quarantine
respiratory
science
selfisalation
sick
stop
suit
vaccine
virus
woman