diaphragm中文什么意思

n.
1.膈膜，膜。
2.【物理学】光圈，光阑。
3.【机械工程】隔板。
+更多解释...4.【解剖学】横膈膜，膈。
5.(电话机等的)振动膜。
6.(避孕用)子宫帽。adj.
-matic
膈的，膈膜的。

• the diaphragm:    隔板，光圈
• diaphragm and diaphragm capsule:    膜片和膜盒
• abofe the diaphragm:    横隔膜之上

例句与用法

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1. The diaphragm was clamped between two support housings .
   隔膜被夹紧在两个支承套之间。
2. A unique example of the slack diaphragm is the draft gage .
   弱膜片的典型例子是风压计。
3. It was a terylene diaphragm coated with a layer of aluminum .
   它利用一个镀有铝层的涤纶膜片。
4. The quadratic aperture of the cat's-eye diaphragm is imaged too large .
   猫眼光栏的方形光孔成象太大。
5. Gastric distention may also reduce lung volume by elevating the diaphragm .
   胃胀使膈升高也会减少肺的容积。

英文释义

名词

1. a mechanical device in a camera that controls size of aperture of the lens; "the new cameras adjust the diaphragm automatically"
   同义词：stop
2. electro-acoustic transducer that vibrates to receive or produce sound waves
3. 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
   同义词：pessary, contraceptive diaphragm
4. (anatomy) a muscular partition separating the abdominal and thoracic cavities; functions in respiration
   同义词：midriff