英文關鍵字
ache
allergic
biology
blow
blowing
china
clinic
concepr
danger
dead
diagnose
disease
drug
epidemic
fever
flu
handkerchief
healthcare
hospital
ill
illness
infection
influenza
laboratory
mask
medical
medication
medicine
nose
pain
pharmacy
pill
pills
prescription
science
sick
sickness
sneeze
sneezing
spray
stressful
tissue
treatment
unwell
vaccine
viral
virus