| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024stro•bo•scope (strō′bə skōp′, strob′ə-),USA pronunciation n. - Physicsa device for studying the motion of a body, esp. a body in rapid revolution or vibration, by making the motion appear to slow down or stop, as by periodically illuminating the body or viewing it through widely spaced openings in a revolving disk.
- Photography
- PhotographyAlso called strobe, strobe light, stro′boscop′ic lamp′. a lamp capable of producing an extremely short, brilliant burst of light, for synchronization with a camera having a high shutter speed, in order to photograph a rapidly moving object, as a bullet, for such a short duration that it will appear to be standing still.
- Photographythe device and equipment for holding and firing such a lamp.
- Photography, Show Businesssuch a lamp used for creating special lighting effects, as in a theater or discotheque or at a rock concert.
- Greek stróbo(s) action of whirling + -scope
- 1830–40;
Collins Concise English Dictionary © HarperCollins Publishers:: stroboscope /ˈstrəʊbəˌskəʊp/ n - an instrument producing a flashing light, the frequency of which can be synchronized with some multiple of the frequency of rotation, vibration, or operation of an object, etc, making it appear stationary. It is used to determine speeds of rotation or vibration, or to adjust objects or parts
Sometimes shortened to: strobe - a similar device synchronized with the opening of the shutter of a camera so that a series of still photographs can be taken of a moving object
Etymology: 19th Century: from strobo-, from Greek strobos a twisting, whirling + -scopestroboscopic /ˌstrəʊbəˈskɒpɪk/, ˌstroboˈscopical adj ˌstroboˈscopically adv |