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.
权威例句
1. But hardcore schizophrenics in particular can't be trusted.
但是这些精神分裂的话都不值得相信.
2. Image matching is hardcore technology that digital photogrammetry achieve automatic survey.
影像匹配是数字摄影测量实现自动化量测的关键技术.
3. Frequency synthesizer is the hardcore of a electronic system.
频率合成器是电子系统的核心部件.
4. Hardcore gamers constitute one of the most idiosyncratic communities on the Net.
游戏发烧友是网络上一个特殊的团体.
5. We party, but we're not hardcore - we're not the fucking Towers Of London!