Of a person, old; of advanced age; polite.

• Relating to older adults or their needs.

指人：年老的；高龄的；委婉用语。

• 与老年人或其需求有关的。

Old-fashioned or worn because of age.

• Showing signs of long use.

因年代久远而显得老旧或过时。

• 显示长期使用的痕迹。

Older people collectively; often with the.

• An elderly person.

老年人整体；常用作集合名词。

• 一位老年人。