They killed him before the crisis intervention showed up.

他们在危机干预出现之前就杀了他。

It's a tool that can be used in crisis intervention to better connect with people.

它是一种可用于危机干预以更好地与人们联系的工具。

Then we train a subset as interventionists so they can deal with emergencies, providing crisis intervention and ongoing support.

然后我们将一部分人训练为干预者，这样他们就可以处理紧急情况，提供危机干预和持续支​​持。