the officer who presides at the meetings of an organization
同义词：president, chairman, chair, chairperson
chairwoman详细解释
chair.wom.an n.（名词）A woman presiding officer of an assembly, meeting, committee, or board.女主席：女议长、女会议主席、女委员长或女董事长A woman administrative head of a department of instruction, as at a college.See Usage Note at man 女系主任：如大学里的一个系的女行政管理头脑，参见 man
