英文關鍵字
2019
20s
aching
caucasian
city
corona
coronavirus
coughing
cov
covid
dangerous
disease
empty
epidemic
fabric
fear
flu
hand
healthy
ill
illness
infection
irresponsible
lifestyle
made
mask
measures
ncov
outbreak
pain
pandemic
panic
people
preventive
psychosis
quarantine
respiratory
reusable
safe
security
sick
sickness
spread
spring
stop
street
viral
virus
walking
woman
young