That goal is often called "compression of morbidity", and what it means is a shortening of the average length of time that people spend in a frail state before they die.

那目标常常被称为“病态压缩”，它的意思是：在人们 死亡 前他们处在虚弱状态的平均时间长度被缩短了。

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This "compression of morbidity", where chronic illness and disability are squeezed into ever-shorter periods at the end of life, is a recent trend among ageing populations.

这种“疾病压缩”，即慢性病和能力丧失被压缩到生命终了前的很短的时间段内，是老龄化人口中的一种当前趋势。

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