those days
⇒ 想当年,我们都很幼稚。
Thinking back to those days, we were all so naïve.
be in the prime of one's life
⇒ 三十多岁是男人正当年的时候。
A man is in his prime when he's in his thirties.
that same year
英语词典包含298861条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。