参议院政府事务委员会: governmental affairs committee of the senatesenate governmental affairs committee
担任: assume the office of; hold the post of 短语和例子担任会议主席 take the chair; 担任警戒 (对运送中人、物) ride shotgun; 担任领导 take charge; 担任友好调解人 act as amiables compositeurs (of arbitrators); 担任筹备工作 be charged w