hardcore

英 [ˈhɑːdˌkɔː]

美 [ˈhɑrdˈkɔr]

n. 石填料；硬核心；核心硬件（故障诊断硬件中的核心部分）
adj. 长期失业需救济的；绝对的，无条件的，没有限制的

BNC.17198

柯林斯词典

N-SING (团体、组织中的）中坚力量，骨干分子，核心分子
You can refer to the members of a group who are the most committed to its activities or who are the most involved in them as ahard core ofmembers or as thehard-coremembers.
1. We've got a hard core of customers that have stood by us...
  我们拥有一批一直支持我们的忠实顾客。
2. A hard-core group of right-wing senators had hoped to sway their colleagues.
  一群骨干右翼参议员曾企图左右自己的同僚。
（色情作品）赤裸裸的，暴力的，露骨的
Hard-corepornography shows sex in a very detailed way, or shows very violent or unpleasant sex.
ADJ （现代音乐）极端的，硬核的，纯正的
Hard-coremusic is an extreme form of a particular type of modern music.
1. ...a hardcore punk band.
  硬核朋克摇滚乐队

adj