Hardcore
来自Big Physics
Safin（讨论 | 贡献）2022年4月29日 (五) 01:15的版本 （建立内容为“Category:etymology == wiktionary == [https://en.wiktionary.org/wiki/hardcore ref] hard + core 1936 (n.); 1951 (adj.) == etymonline == [https://www.et…”的新页面）
wiktionary
hard + core 1936 (n.); 1951 (adj.)
etymonline
hardcore
also hard-core; 1936 (n.); 1951 (adj.); from hard (adj.) + core (n.). Original use seems to be among economists and sociologists, in reference to unemployables. Extension to pornography is attested by 1966. Also the name of a surfacing material.
