Straighten
来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 03:24的版本 （建立内容为“Category:etymology == wiktionary == [https://en.wiktionary.org/wiki/straighten ref] From straight + -en. Compare [https://en.wikipedia.org/wiki/Scots_la…”的新页面）
wiktionary
From straight + -en. Compare Scots strauchten(“to straighten”).
etymonline
straighten (v.)
1540s (transitive), from straight (adj.1) + -en (1). Intransitive sense from 1891. Related: Straightened; straightening; straightener. The Middle English verb was simply straight (late 14c.).
