Crude
来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 04:55的版本 （建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=crude+etymology&newwindow=1&hl=en ref] late Middle English: from Latin crudus ‘raw, rou…”的新页面）
late Middle English: from Latin crudus ‘raw, rough’.
wiktionary
From Middle English crude, borrowed from Latin crūdus(“raw, bloody, uncooked, undigested, crude”), probably from Proto-Indo-European *krewh₂-(“raw meat, fresh blood”). Cognate with Old English hrēaw(“raw, uncooked”). More at raw.
etymonline
crude (adj.)
late 14c., "in a raw or unprepared state" (of coarse bread or untanned hide), from Latin crudus "rough; not cooked, raw, bloody," from PIE *krue-do-, from PIE root *kreue- "raw flesh." Meaning "lacking grace, socially unrefined" is attested by 1640s. Related: Crudely; crudeness. Crude oil, which is in its natural state and unrefined, is from 1865.
