facilitator /fəˈsɪlɪteɪtə/

• 1. 

  N-COUNT A facilitator is a person or organization that helps another person or organization to do or to achieve a particular thing. 协调者 [正式]

  例：

  The conference is chaired by a highly skilled facilitator who has been fully trained.

  会议由一位受过充分训练、技巧娴熟的协调人主持。