"他在家乡吃饭" 英文可以表示为 "He is eating at his hometown."

"Hometown" 是英文中表示 "家乡" 的单词,它来自英文 home 和 town 两个单词的结合,home 表示 "家",town 表示 "镇、城镇"。

下面是一些例句:

He is having a meal with his family in his hometown. 他在家乡和家人一起吃饭。
She returned to her hometown for the hopdays and spent time with her old friends. 她回到家乡度假,和老朋友们一起度过时光。
He grew up in a small town, but he now pves in a big city. 他在一个小镇长大,但现在住在一个大城市。