我不如以前那样年轻力壮了。

I am not as young as I was.

他年轻力壮时所有人都对他毕恭毕敬。

While he was still young and strong all paid obeisance to him.

年轻力壮的人会被派去负责这项工程。

People in the green will be sent to be in charge of the project.

他正当年轻力壮，应该独立自主，你却剥夺了他这种权利。

You have deprived the best years of his life, of that independence which was no less his due than his desert.

我不敢相信，这样一个乐观开朗的、年轻力壮、知书达理的人，会一声不吭离开了我们！

I dare not believe, so an optimism bright of, young and vigorous, know that the book reaches the person of reason, meeting 1 not uttered to leave us!