Laslett uses the shorthand of "second age" for the group of younger people who are creating families.

拉斯莱特用“第二代”来简单指称那些更年轻、正在组建家庭的人。

《柯林斯英汉双解大词典》

In the second age we created money.

第二时代，我们创造了钱。

youdao

Before long you'll move to the second age.

不久以后你就进入了第二个时代。

youdao

OK. Now. Think for a second about computing the average age of the faculty.

好，想想怎么,计算全体教员的平均年龄吧。

麻省理工公开课 - 计算机科学及编程导论课程节选

It launched the second merchant age which persists today, albeit in a rather broken state.

ECONOMIST: A history of power

The result is that the efficient, equitable studio system started to unravel, and, with the exception of a second Golden Age from 1967 to 1974, so did overall film quality.

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The second is an age-in-bonds model (green) that shifts 1 percent from equity to bonds every year.

FORBES: The Flight Path Approach to Age-Based Asset Allocation