diaphragm

单词音标

diaphragm音标[\'daiәfræm]

汉语翻译

n. 横隔膜, (摄影机的)光圈

【化】 隔膜; 膜片; 光阑

【医】 膈; 隔膜; 光阑

词型变化

副词:diaphragmatically形容词:diaphragmatic

英语解释

名词 diaphragm:

a mechanical device in a camera that controls size of aperture of the lens

同义词：stop

(anatomy) a muscular partition separating the abdominal and thoracic cavities; functions in respiration

同义词：midriff

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

electro-acoustic transducer that vibrates to receive or produce sound waves

例句

The diaphragm is between the chest and the abdomen.

横隔膜位于胸腔与腹部之间。

详细解释

di.a.phragm

n.（名词）

Anatomy A muscular membranous partition separating the abdominal and thoracic cavities and functioning in respiration.Also called midriff

【解剖学】 横隔膜：一种分隔胸腔和腹腔并起呼吸作用的肌性膜隔也作 midriff

A membranous part that divides or separates.

隔膜，隔板：一个分开的膜和薄分隔板

A thin disk, especially in a microphone or telephone receiver, that vibrates in response to sound waves to produce electric signals, or that vibrates in response to electric signals to produce sound waves.

膜片，振动板：一种薄的圆盘（尤其是在麦克风和电话收话器里那种）响应声波振动产生信号或者响应电信号振动产生声波

A contraceptive device consisting of a thin flexible disk, usually made of rubber, that is designed to cover the uterine cervix to prevent the entry of sperm during sexual intercourse.

子宫帽避孕套：通常由薄橡皮膜制成的套在子宫颈上的帽，以避免性交过程中精子的进入

A disk having a fixed or variable opening used to restrict the amount of light traversing a lens or optical system.

光圈：具有固定或可变孔的圆盘，用来限制穿过透镜或光学系统的光量

来源：

Middle English diafragma

中古英语 diafragma

from Late Latin diaphragma [midriff]

源自 后期拉丁语 diaphragma [横隔膜]

from Greek [partition]

源自 希腊语 [分割]

from diaphrassein [to barricade]

源自 diaphrassein [设路障]

dia- [intensive pref.] * see dia-

dia- [细致的] *参见 dia-

phrassein phrag- [to enclose]

phrassein phrag- [包围]

【引伸】

di.aphragmat.ic

di.aphragmat.ically

adv.（副词）