主席
chairman;president;chairperson
美国总统是国家安全委员会~。The US President is the Chairman of the National Security Council./当~be in the chair;take the chair;preside over a meeting/中华人民共和国~President of the People’s Republic of China/安理会~President of the Security Council /联大~President of the UN General Assembly/第一委员会~(联合国)Chairman of the 1st Committee/参谋长联席会议~(美)Chairman of the Joint Chiefs of Staff/学生会~chairperson of the student union/~声明chairman’s statement/~之友friends of the Chairman(国际会议中,主席指定某些方面的代表人物提供协助和咨询的一种形式)