吃了吗英语怎么说

"吃了吗"在英语中可以表达为"Have you eaten?"。这句话的来源源于中文，是一句礼貌的问候语。在英语中，一般在见面时打招呼时会说这句话。例句：
"Hi, John. Have you eaten?"
"Hey, Mary. Have you had anything to eat?"
"Good morning, everyone. I hope you've all had a good breakfast. Have you eaten?"
在英语中，这句话的意思是询问对方是否已经吃过饭。它也可以用来询问对方近况，表示关心。