cover charge
noun [ C usually singular ] uk/ˈkʌv.ə ˌtʃɑːdʒ/ us/ˈkʌv.ɚ ˌtʃɑːrdʒ/
（饭店或夜总会的）服务费
a charge that is sometimes added to the amount that a customer pays for food, drinks, and service in a restaurant, or that is added in a nightclub to pay for entertainment