diaphragm

英 [ˈdaɪəfræm]

美 [ˈdaɪəfræm]

n.  膈; 膈膜; 横膈膜; 子宫帽(避孕用具); (机器等的)隔膜，隔板

复数：diaphragms　

化学

Collins.1 / BNC.15737 / COCA.14283

牛津词典

noun

• 膈；膈膜；横膈膜
  the layer of muscle between the lungs and the stomach, used especially to control breathing
• 子宫帽（避孕用具）
  a rubber or plastic device that a woman places inside her vagina before having sex to prevent sperm from entering the womb and making her pregnant
• （机器等的）隔膜，隔板
  any thin piece of material used to separate the parts of a machine, etc.
• （电话机、扬声器等的）膜片，膜件，振动膜
  a thin disc used to turn electronic signals into sound and sound into electronic signals in telephones, loudspeakers , etc.

柯林斯词典

• 膈;膈膜
  Yourdiaphragmis a muscle between your lungs and your stomach. It is used when you breathe.
• (女性避孕用)子宫帽
  Adiaphragmis a circular rubber contraceptive device that a woman places inside her vagina.

英英释义

noun

• a mechanical device in a camera that controls size of aperture of the lens
  1. the new cameras adjust the diaphragm automatically
  Synonym:stop
• electro-acoustic transducer that vibrates to receive or produce sound waves
• a contraceptive device consisting of a flexible dome-shaped cup made of rubber or plastic
  Synonym:pessarycontraceptive diaphragm
• (anatomy) a muscular partition separating the abdominal and thoracic cavities
  Synonym:midriff

双语例句

• Remove the relief valve cover, stem/ diaphragm assembly, and relief valve spring.
  拆卸安全阀阀盖，阀杆/隔膜总成，和安全阀弹簧。
• Because my diaphragm was destroyed.
  因为我的横隔膜坏了。
• An expansion tank has a chamber in which air is locked inside a bladder or diaphragm.
  一个膨胀水箱，空气中有一个是膀胱或隔膜内锁定室。
• The KM-3 is a small diaphragm end address condenser microphone.
  知识管理-3是一个小振膜电容式麦克风结束地址。
• Remove the cover and diaphragm. The relief valve piston assembly can be lifted straight up and out.
  拆卸阀盖和隔膜。安全阀活塞总成可以笔直提出到外面来。
• In modern cameras, this is analogous to the diaphragm.
  在现在的照相机中，这类似于光圈。
• Lift pressure plate ( 7) to withdraw diaphragm and stem from valve.
  提升压力板（7），从阀门内退出隔膜和阀杆。
• Performance is further enhanced through the use of a carbon housing and carbon diaphragm.
  它进一步增强了碳纤维外壳和膈膜的使用。
• 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。
• Remove the piston and spring from the relief valve housing and thoroughly clean all parts including the diaphragm.
  从安全阀外壳上拆卸活塞和弹簧，彻底清洗包括隔膜的所有部件。