年长的用英语可以说是 "elderly"。这个词来源于古英语中的 "eald"，意思是年老的。例句：

The elderly couple had been married for over 50 years. (这对年长夫妻已经结婚超过50年了。)

Elderly people often need help with daily tasks. (年长的人经常需要帮助执行日常任务。)

其它一些描述年长的词语还有 "aged"（年老的）、"senior"（年长的）、"old"（年老的）等。例句：

The aged man was struggling to walk. (年老的男人艰难地走着。)

Many senior citizens enjoy spending time at the local park. (许多年长的公民喜欢在当地公园游玩。)

The old woman had trouble hearing what others were saying. (年老的女人听不清别人在说什么。)