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

• 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。
• 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。
• The quadratic aperture of the cat's-eye diaphragm is imaged too large.
  猫眼光栏的方形光孔成像太大。
• 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。
• 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 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。
• 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。
• 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。
• 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。
• 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。