diaphragm是什么意思-diaphragm英文怎么读-英汉词典翻译

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英['daɪəfræm] 美['daɪəfræm]

IELTS

Noun:

a mechanical device in a camera that controls size of aperture of the lens;
"the new cameras adjust the diaphragm automatically"
(anatomy) a muscular partition separating the abdominal and thoracic cavities; functions in respiration
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
electro-acoustic transducer that vibrates to receive or produce sound waves

1. 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.

4. 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.

5. 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.

用作名词 (n.)

【近义词】

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