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

• This equipment is for general assembly of clutch pressure plate assembly and calibration of diaphragm finger.
  本设备用于汽车离合器压盘总成的总装和膜片分离指的校正；
• Relative to the developed countries, China's pneumatic diaphragm valve valve industry is still lag behind.
  相对发达国家而言，我国气动隔膜阀阀门行业还比较落后。
• 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。
• A micromachined condenser microphone with a free floating sensing diaphragm and a perforated thick copper backplate is presented.
  提出了一种具有自由悬浮敏感膜和带孔铜底板的硅微机械电容式麦克风。
• 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。
• 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。
• The diaphragm is covered with a special TAD-developed damping agent to reduce cone breakup and distortion.
  膜片上覆盖着一个特殊的泰特开发的阻尼剂，以减少圆锥破碎和变形。
• The high ratio of diaphragm to orifice provides excellent performance and stability at low reduced pressure.
  在低减压情况下，隔膜到节流孔的高控制比具有卓越的性能和稳定性。
• All Grado headphones have a vented diaphragm design that incorporates a large air chamber.
  所有歌德耳机有一个发泄隔膜设计，采用了大型气室。