【一句話翻譯】Humans age dramatically at two key points (原文已加）

【漢譯英 Chinese to English】

 

在《自然--衰老》雜誌上發表的一項研究中，科學家發現，人類在一生中的兩個關鍵點上會急劇衰老——第一次是在 44 歲，第二次是在 60 歲。

 

In a study published in the journal Nature Aging, scientists have found that human beings age dramatically at two key points in their life – first at the age of 44, and then again at 60.

 

Note:

This sentence is based on a CNN News report.