(每日一词）publicist

publicist  /ˈpʌb.lə.sɪst/ n.宣传员；广告人员；公关人员

meaning: someone who arranges publicity for a person or organization by giving information to reporters and television and radio companies and arranging public meetings and special events. 

词汇：public 公共的

后缀：-ist 名词后缀, 多表人

补充：artist 艺术家；dentist 牙医；biologist 生物学家