diaphragm [ˈdaɪəˌfræm]

例句:

• The diaphragm vibrates , thus setting the air around it in motion.
  膜片振动,这使得周围的空气也动荡起来.
  
• The diaphragm draws air into the lungs.
  横膈膜向下运动让空气进入肺部.
  
• A portion of the cardia is demonstrated above the diaphragm.
  膈上发现部分贲门.
  
• This is rather like a contraceptive diaphragm or cervical cap.
  来自BBC
• 'Mom's diaphragm,' her sister explains.
  来自WSJ
• This is when the baby no longer presses against your diaphragm.
  来自BBC