hard core
noun/ˌhɑːd ˈkɔː(r)/
/ˌhɑːrd ˈkɔːr/
[singular + singular or plural verb]- the small central group in an organization, or in a particular group of people, who are the most active or who will not change their beliefs or behaviour
核心力量；骨干；中坚力量 - It’s really only the hard core that bother(s) to go to meetings.
也只有那些骨干分子愿意去开会。 - A hard core of drivers ignore(s) the law.
部分顽固的驾车人无视这项法律。 - A hard core of supporters, mostly teenage girls, gathered at the airport to see the star arrive.
支持者的中坚分子大多是十几岁的女孩子，聚集在机场一睹这位明星的到来。
- It’s really only the hard core that bother(s) to go to meetings.