sale fees

例句：

1. 1. The company is required to pay a certain amount of sales fees when it sells products.
   该公司在出售产品时需要支付一定的销售费用。
2. 2. The government imposed a tax on the sale of luxury goods as part of its economic reforms.
   政府对奢侈品的销售征收了税，作为其经济改革的一部分。
3. 3. The hotel charges a service fee for each room reservation made online.
   酒店为每个在线预订的房间收取服务费。