"If death rates from certain leading causes of death continue to decline, we should continue to see improvements in life expectancy," said study co-author Hsiang-Ching Kung, in a prepared statement.

“如果这些引起死亡的主要因素的死亡率持续下降，预期寿命就有可能继续得以提高，”此项研究的共同作者Hsiang - Ching Kung在一份预报告中说。

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