| 释义 |
flashlight
\ˈ ̷ ̷ˌ ̷ ̷\ noun
Usage: often attributive
: a flash of light or a light that flashes on and off: as
a.
(1) : a scintillating light sometimes used in lighthouses
(2) : a light shown by some lighthouses produced by revolution of reflectors or prismatic lenses so arranged as to show a bright light at regular intervals alternating with periods of dimness — called also revolving light
b. : a clear, sudden, or intermittent light used to signal (as on a ship) or illuminate (as an advertising sign)
c.
(1) : a sudden bright artificial light used in taking photographic pictures
(2) : metallic powder or other material to produce such a light
(3) : a photograph taken by such a light
d. : a small battery-operated portable electric light |