an official elected by the people in ancient Rome to defend their rights; a popular leader （古罗马由平民选出的）保民官；受拥戴的领袖 a raised area that somebody stands on to make a speech or a raised area with seats, especially in a church （公开演讲的）讲坛
Word Originsense 1 late Middle English: from Latin tribunus, literally ‘head of a tribe’, from tribus ‘tribe’.sense 2 mid 17th cent. (denoting the principal room in an Italian mansion): via French from Italian, from medieval Latin tribuna, alteration of Latin tribunal ‘raised platform provided for magistrate's seats’, from tribunus, literally ‘head of a tribe’, from tribus ‘tribe’.