制度的薪酬之间的差额的英文

united states federal civil service

• 制度:    system; institutio ...
• 的:    4次方是 The fourth po ...
• 薪:    firewood; faggot; ...
• 酬:    propose a toast; t ...
• 之间:    between; among
• 差额:    difference; balanc ...