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

• 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 releases gas into the low-pressure chamber, exerting an opposing force on the diaphragm.
  这就把气体放进了低压腔，对隔膜施加了一个反方向的力。
• 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。
• 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。
• 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。
• Reciprocating plunger seals have been substitute by mechanically or hydraulically actuated diaphragms in diaphragm pumps.
  永久式水力坐封封隔器往复活塞密封被机械密封和液力隔膜泵所替代。
• 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。
• 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。
• 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。