He used his broad executive powers to nullify decisions by local governments.他利用自己管辖范围广泛的行政权力废止地方政府所作的决定。Executive power resides in the President.行政权力属于总统。The secretary has no executive authority.那个秘书没有行政权力。He sits on the board but has no executive power.他是董事会成员，但没有行政权力。