1·The word gradually evolved to the point where, in the late 1700s, it meant to five a monetary gratuity to someone for service performed.
词意逐渐演变，至18世纪末，词意就变成了为奖赏某人的服务而给赏钱，也就是付小费。
2·But doesn't that mean that my gratuity should be a reward for better service, or at least an incentive?
但这不意味这我的小费就是必须要给的，或者至少成为服务的动机？
3·Gratuity is not expected in taxicabs.
坐出租车也不需要给小费。
4·Taxi drivers don't expect gratuity, but they won't refuse it.
出租车司机是不指望拿小费的，但你给他们，他们也不会拒绝。
5·Did you give the gratuity to the waiter in the restaurant?
你有给餐厅服务生小费吗？
1·Money given as a gratuity, a tip.
赏钱，小费出于感激而给的钱，小费。
2·My grandpa dressed as a beggar, also called a group around the peony set to gratuity, while people much vexed, quietly will note handed over in the hands of peony.
舅姥爷扮成叫花子，还叫来一群小叫花子围着牡丹要赏钱，趁着人多乱的时候，悄然将字条递到了牡丹的手上。