(n)ผู้บริหารที่มีตำแหน่งสูงเท่ากัน เช่น The management changes are thought to have been prompted by personal differences between the current joint chief executives.
(n)the executive agency that advises the President on military questions; composed of the chiefs of the United States Army and the United States Navy and the United States Air Force and the commandant of the United States Marine Corps, Syn.Joint Chiefs