a person in charge of a meetingwas chosen as prolocutor of the international colloquium
was chosen as prolocutor of the international colloquium
chair, chairman, chairperson, moderator, president, presider, speaker
chairwomancochair, cochairman, cochairperson, cochairwoman, copresident
in the 15th century
英语同义词词典收录了63618条英语词条,基本涵盖了全部常用同义词或反义词的辨析及翻译,是英语学习的有利工具。