单词 | twin-lens reflex |
释义 | reflex /rēˈfleks, formerly ri-fleksˈ/adjective
ORIGIN: L reflexus, from reflectere; cf reflect reflexedˈ adjective (botany) Bent abruptly backward or downward reflexibilˈity noun reflexˈible adjective reflexˈion noun see reflection under reflect reflexˈive adjective (grammar)
A reflexive pronoun or verb reflexˈively adverb reflexˈiveness or reflexivˈity noun reflexˈly (or /rēˈ/) adverb reflexologˈical adjective reflexolˈogist noun reflexolˈogy noun
reflex anal dilatation noun Involuntary widening of the anus on examination reflex arc noun The simplest functional unit of the nervous system, by which an impulse produces a reflex action reflex camera noun One in which the image is reflected onto a glass screen for composing and focusing, either through the camera lens (singˈle-lens reflex) or through a separate lens of the same focal length (twinˈ-lens reflex) reflex light noun A lens with a reflecting back or a prism with internal reflection, returning a beam of light when the headlight, eg of a motor car, shines on it |
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