Sync
来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 21:44的版本 （建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=sync+etymology&newwindow=1&hl=en ref] 1920s: abbreviation. == wiktionary == [https://en…”的新页面）
1920s: abbreviation.
wiktionary
Clipping of synchronization.
etymonline
sync (n.)
also synch, 1929, shortened form of synchronization (see synchronize). Originally in reference to soundtracks and pictures in the movies. Sense of "synchronization, harmony, agreement" first recorded 1961 in in sync. As a verb, short for synchronize, by 1945.
