英文關鍵字
cystic
fibrosis
respiratory
disease
line
symbol
infection
virus
asthma
bronchiectasis
ill
linear
background
lined
smoke
allergy
allergic
xray
cigarettes
coronavirus
covid19
pandemic
pulmonary
vessels
acute
distress
syndrome
symptom
chronic
obstructive
human
sick
icon
motion
graphic
animation
pictogram
hd
animated
item
sign
color