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 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。
• The problems in current increase of diaphragm electrolyzer and the countermeasures were introduced.
  介绍了在隔膜电解槽电流提升过程中所遇到的问题及采取的解决方法和措施。
• In the running to adjust the hydraulic pump and the diaphragm to the right end position.
  在泵运行过程中调整液力端和隔膜至合适的位置。
• Underground diaphragm wall had been great used in enclosure structure of subway and deep foundation.
  因此，作为深基坑的围护结构，地下连续墙的施工技术已经越来越得到了重视和广泛应用。
• 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。
• In modern cameras, this is analogous to the diaphragm.
  在现在的照相机中，这类似于光圈。
• Separation of the water supply from the air inlet is accomplished by means of a diaphragm seal.
  水供应与空气进口的分离通过隔膜密封的方法实现。
• Loosen and remove the diaphragm lock nut and lock washer, pressure plate and diaphragm from the valve stem.
  松开和拆卸隔膜锁紧螺母和锁紧垫圈，从阀杆上往下压阀盘和隔膜。
• Capacitor with one plate fixed and the other forming the diaphragm moved by sound waves.
  带有一个固定金属板和一个能够由光波移动形成的控光装置的电容器。
• This chakra governs the diaphragm and conscious breath.
  该脉轮管辖着横膈膜和有意识呼吸。