词源 |
shutter n.1540s, "one who shuts" (see shut (v.)); the meaning "movable wooden or iron frame or screen used as a cover for a window" is from 1720s (probably short for window-shutters, attested from 1680s). The photographic sense of "device for opening and closing the aperture of a lens" is from 1862. shutter v. "close with or as with a shutter," 1826, from shutter (n.). Related: Shuttered; shuttering. updated on September 22, 2022 |