英文關鍵字
anatomy
airways
bronchi
lung
larynx
3d
animation
biology
body
bronchial
diseases
disorders
education
examination
function
health
human
illustration
laryngeal
lungs
medical
model
organs
pathology
physiology
research
respiratory
structure
study
system
trachea
tracheal
tract
transparent
anatomical
rotating
black
background
plain
healthy
normal
medicine