Required
来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 10:11的版本 （建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=required+etymology&newwindow=1&hl=en ref] late Middle English: from Old French requere, f…”的新页面）
late Middle English: from Old French requere, from Latin requirere, from re- (expressing intensive force) + quaerere ‘seek’.
etymonline
required (adj.)
"that must be done as a condition," c. 1600, past-participle adjective from require (v.). Required reading, that which must be read to attain an understanding of a subject, is attested from 1881.
