gist

这个计划的核心理念其实非常简单。

The ___gist idea of this plan is actually very simple.

问题的核心在于我们缺乏有效的沟通。

The ___gist of the problem is our lack of effective communication.

我没完全听懂她的话，但抓住了要点。

I didn't fully understand her speech, but I got the ___gist of it.