shutter (v.)youdaoicibaDictYouDict[shutter 词源字典]
1826, from shutter (n.). Related: Shuttered; shuttering.[shutter etymology, shutter origin, 英语词源]
shutter (n.)youdaoicibaDictYouDict
1540s, "one who shuts" (see shut (v.)); meaning "movable wooden or iron screen for a window" is from 1680s. Photographic sense of "device for opening and closing the aperture of a lens" is from 1862.