1. 团长：doxy 教义 | doyen 团长 | doyenne 女性前辈

2. 老前辈：163. donor: 捐赠者,赠送者,献血者. | 164. doyen: 老前辈. | 165. drudge: 劳碌的人.

3. 达人：democracy德先生,德谟克拉西,民主 | doyen达人 | Duma杜马

4. 前辈(工作事务上)：千真万确:As sure as fate | 前辈(工作事务上):Doyen | 前辈:Forebear;Ancestor;Antecedent

1. (某团体或职业中的)老前辈，资格最老者，元老
If you refer to a man as the doyen of a group or profession, you mean that he is the oldest and most experienced and respected member of it.

e.g. ...the doyen of political interviewers.
资深的政治采访记者

noun

1. a man who is the senior member of a group

e.g. he is the dean of foreign correspondents

Synonym: dean