Joint Chiefs of Staff
noun/ˌdʒɔɪnt ˌtʃiːfs əv ˈstɑːf/
/ˌdʒɔɪnt ˌtʃiːfs əv ˈstæf/
[plural]- (in the US) the leaders of the armed forces who advise the President on military matters
（美国）参谋长联席会议 CultureThe Joint Chiefs of Staff form a US government committee which includes the Chiefs of Staff of the US Army, Navy and Air Force, the Commandant of the United States Marine Corps, and the Chief of the National Guard Bureau. The committee was established in 1947 and advises the US President, the National Security Council and the Secretary of Defense.