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diaphragm

/'daiәfræm/

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📖 中文释义

  1. n. 横隔膜, (摄影机的)光圈
  2. [化] 隔膜; 膜片; 光阑

🔗 释义中的汉语词

光圈隔膜光阑

🧩 词形变化

复数 diaphragms
📘 English Definition（英文释义）
  1. n. a mechanical device in a camera that controls size of aperture of the lens
  2. n. (anatomy) a muscular partition separating the abdominal and thoracic cavities; functions in respiration
  3. n. a contraceptive device consisting of a flexible dome-shaped cup made of rubber or plastic; it is filled with spermicide and fitted over the uterine cervix
  4. n. electro-acoustic transducer that vibrates to receive or produce sound waves