The cafe provides quick self-service at low prices.
那家小餐馆提供价格低廉、方便快捷的自助餐。
《牛津词典》
2
The shop is a self-service one, what the dog should do is just to be cute for customers and he does well in that.
这家店是自助店，这只狗狗要做的就是对顾客卖萌，它做得很好。
3
Since 2011, passengers have been able to swipe their ID cards at self-service machines to take the Beijing-Tianjin high-speed railway and Beijing-Shanghai high-speed railway.