Leftover
来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 10:08的版本 （建立内容为“Category:etymology == wiktionary == [https://en.wiktionary.org/wiki/leftover ref] From left(“remaining, abandoned”) + over(“excess”) == etymonlin…”的新页面）
wiktionary
From left(“remaining, abandoned”) + over(“excess”)
etymonline
leftover (adj.)
also left-over, "remaining, not used up," 1890, from left + over. The noun meaning "something left over" is from 1891; leftovers "excess food after a meal" (especially if re-served later) is from 1878; in this sense Old English had metelaf.
