Or even if something negative happens, it's the job of the public relations department to communicate that in a positive way.

或者即使发生了负面的事情，公共关系部门的工作就是以积极的方式进行沟通。

The job of the public relations department in a company is to " calm any firestorm before it gets out of hand." " To calm" (calm) means to stop or to end or to make less serious.

公司公关部的工作是“在任何风暴失控之前平息它”。“to calm”（冷静）的意思是停止或结束或不那么严重。