diaphragm 中文
EN
[ˈdaɪəˌfɹæm] 中光圈 维膈膜
- 膈膜可以指：
- 名词 (Noun)PLdiaphragmsPREdia-
- (anatomy) In mammals, a sheet of muscle separating the thorax from the abdomen, contracted and relaxed in respiration to draw air into and expel air from the lungs; also called thoracic diaphragm.
- (anatomy) Any of various membranes or sheets of muscle or ligament which separate one cavity from another.
- A contraceptive device consisting of a flexible cup, used to cover the cervix during intercourse.
- (mechanics) A flexible membrane separating two chambers and fixed around its periphery that distends into one or other chamber as the difference in the pressure in the chambers varies.
- (acoustics) In a speaker, the thin, semi-rigid membrane which vibrates to produce sound.
- (optics, photography) A thin opaque structure with a central aperture, used to limit the passage of light into a camera or similar device.
- (chemistry) A permeable or semipermeable membrane.
- The mass of liquid transported through a porous diaphragm in a given time is directly proportional to the current.
- (construction) A floor slab, metal wall panel, roof panel or the like, havig a sufficiently large in-plane shear stiffness and sufficient strength to transmit horizontal forces to resisting systems.
- (anatomy) In mammals, a sheet of muscle separating the thorax from the abdomen, contracted and relaxed in respiration to draw air into and expel air from the lungs; also called thoracic diaphragm.
- 动词 (Verb)SGdiaphragmsPRdiaphragmingPT, PPdiaphragmed
- (optics, photography) To reduce lens aperture using an optical diaphragm.
- He employs an equatorial with an object-glass having a focal length of five metres, and which was diaphragmed down to eight centimetres.
- To act as a diaphragm, for example by vibrating.
- The holes and burning are caused by the part diaphragming at 20000-40000 cycles/second.
- (optics, photography) To reduce lens aperture using an optical diaphragm.
Definition of diaphragm in English Dictionary
- 词类阶层 (Part-of-Speech Hierarchy)
- 名词
- 可数名词
- 可数名词
- 动词
- 名词
- fr diaphragmé
- fr diaphragme
- en diaphragms
- fr diaphragma
- fr diaphragmas
资料来源: 维基词典
在语法上，这个单字"diaphragm"是一个名词，更具体地来说，是一个可数名词。它同时也是一个动词。