self-service
n[U]
system of service in a restaurant, filling-station, etc in which customers take what they want and pay a cashier for it(飯店、 加油站等的)自我服務(wù), 自助式. self-service, adj
a ,self-service canteen 自助食堂
Are these pumps self-service? 這些加油泵是自助式的嗎?