on the downgrade在走下坡路；衰落；每况愈下
1.Appraisal work at the field, due to enter production this month, has caused a downgrading of reserves.
由于本月要进入生产，油田的评估结果已经减少了储量的规模。
2.The procedure for installing, and successfully downgrading your PSP comprises of several steps in which one must be very careful.
安装过程和成功降级包含数个步骤，这些步骤必须谨慎对待。
3.This final acknowledgement follows weeks of growing pessimism and represents a significant downgrading of the summit's original goal.
在悲观情绪滋生了数周后，他们承认了最终的结局，它显然与首脑会议的最初目标相差甚远。
4.Many commentators see the downgrading of American debt as a great shift in the global balance of power between the U. S. and China.
一些评论人士将美国债务评级的下降视为全球力量平衡在美国与中国之间发生的一次重大转变。