member 成员
membership 成员资格
member as of right 法定代表
life member 终身成员
full-fledged member 全权代表
head of delegation 代表团团长
permanent delegate 常驻代表
representative 代表
alternate, substitute 副代表
observer 观察员
technical adviser 技术顾问
auditor 审计员

office 职务
holder of an office 职称
honorary president 名誉主席
chairman 主席
presidency, chairmanship, chair 主席团
interim chairman 临时主席
vice-president, vice-chairman 副主席
rapporteur 文书,秘书
former chairman 前主席 (美作:past chairman)
director general 局长,处长
deputy director general 副局长,副处长
secretary general 秘书长
executive secretary 执行秘书
treasurer 司库
officials 官员
consultant 顾问
precis writer 记录(员)
full powers 全权
to chair 主持
terms of reference 职权范围
with a right to vote 有表决权
ushers 招待