1950年，正值壮年的男性只有5%没有就业。

In 1950, 5% of men at the prime working age were unemployed.

他已过了他的全盛期，他已过壮年。

He is already past his prime.

我爸爸被诊断有多种硬化症，当他壮年的时候。

My dad was diagnosed with multiple sclerosis in the prime of his life.

壮年鳏夫威廉·汉密尔顿爵士作为英国大使，出使那不勒斯王国。

Sir William Hamilton, a widower of mature years, is British ambassador to the Court of Naples.

目的：探讨心肌细胞内肌动蛋白在青壮年猝死综合征死因诊断方面的价值。

Objective: To study the value of diagnosis for the cause of the sudden manhood death syndrome (SMDS).