Blackout
来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 16:17的版本 （建立内容为“Category:etymology == wiktionary == [https://en.wiktionary.org/wiki/blackout ref] From the verb phrase black out. == etymonline == [https://www.etymonlin…”的新页面）
wiktionary
From the verb phrase black out.
etymonline
blackout (n.)
also black-out, 1908 in the theatrical sense of a darkened stage, from black (v.) + out (adv.). Figurative sense of "loss of memory" is 1934 (verb and noun); as "a dousing of lights as an air raid precaution," it is recorded from 1935. Verbal phrase black out, in reference to printed or written matter deemed objectionable and covered in black ink, is attested from 1888.
