gratuity|gratuities

酒店服务员每天都会收到客人的小费。

Hotel staff receive a ___gratuity from guests every day.

酒店服务员会从客人的额外小费中获得不错的收入。

Hotel staff can earn good money from the ___gratuities left by guests.

餐厅服务员因优质服务收到了20美元的小费。

The waiter received a $20 ___gratuity for his excellent service.