对老聂来说，73就是他的实际寿命。那年活着的各个年龄段都有，所以才有平均预期寿命。

来源: Shubin 于 2026-01-17 16:29:22 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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