The woman guides the elderly to the tourist spot.
这位女士带领老人们去旅游景点。

The elderly man is quite energetic.

这位上了年纪的老人仍精力充沛。

"Gerontology and geriatrics: Scientific and medical disciplines, respectively, concerned with all aspects of health and disease in the elderly and with the normal aging process."

老人科学和老人医学:研究老人健康、疾病和正常老化过程的科学和医学。

He is getting elderly.

他逐渐变老了。

※With close friends in their lives ,people develop courage and positive attitudes.Teenagers have the moral support to assert their individuality;the elderly approach their advanced years with optimism and an interest in life.——Ralph Waldo Emerson. American thinkerA man is either free or he is not. There cannot be any apprenticeship for freedom.I Baraka. French Writer  人要么是自由的，要么是不自由的，从来就不存在过渡阶段。法国作家巴拉卡 A.