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。

《牛津词典》

Hard times haven't nicked, dented or damaged this country's creative core competence. To the contrary, they've made more people more interested in being more creative.

那些艰难的时刻并没有创伤，削弱或破坏这个国家的核心创造力，却使更多人对更富创造性更感兴趣。

youdao

I want to take a break from all the hard work building community (does that get a wink?) to share some of what I believe is the core of successful community building (on or offline).

来和大家分享一些我认为是成功的社区建设(在线或离线)的核心。

youdao

We realized we had to push certain boundaries and there were a few weeks there that were,I have to say, some of the most hard-core filming experiences I have ever had and it was pretty intense."

VOA: standard.2010.02.27

A political scientist at the University of Zimbabwe, Eldred Masunungure, says the police are the most serious offenders of the political agreement and the hard core of top officers are determined to hang on to power for as long as possible.

VOA: standard.2009.09.15

The measure of this at any one time is the number of people prepared to join the hard-core violence, even temporarily.

ECONOMIST: By invitation: Iraq

Coalition commanders hoped the presence of so many troops in Marjah would convince tribal elders to side with the government, and local insurgents to give up the fight, leaving the allies to battle hard-core Taliban and their foreign supporters.

WSJ: U.S. Starts Afghan Surge

"I think it's a correct call for Kiri to finger the hard-core of unemployed and that's a clarion call to politicians, to policymakers to come up with some solutions to that problem to get people off welfare dependency, " he said.

BBC: Dame Kiri remarks strike sour note