diner

1. N-COUNT A diner is a small cheap restaurant that is often open all day. (全天营业、价格便宜的) 小餐馆[美国英语]

2. N-COUNT The people who are having dinner in a restaurant can be referred to as diners. 用餐者

They sat in a corner, away from other diners. 他们坐在一个远离其他用餐者的角落里。