sell at a discount

• 打些折扣

sell at a discount的用法和样例：

例句

1. You will have to bargain with the dealer if you want a discount.
   如果你想打些折扣的话，你必须与商贩讨价还价。
2. We shall be glad if you quote us the best discount for cash off your list price for cash for this quantity.
   对这批数量大，以现金支付的货，如你方能从价目表中，再给些折扣优待，当不胜感谢。