to make a discount of 10% off the price||to make 10% discount off the price

　　打折扣购买

　　to buy at a discount

　　打折扣出售

　　to sell at a discount

　　打折扣-让价

　　to reduce||to make a reduction

　　减价

　　to deduct||to make a deduction

　　回扣

　　to rebate

　　现金折扣

　　cash discount

　　货到付款||现金提货

　　cash on deliver (C.O.D.)

　　货到付现款

　　cash on arrival

　　即时付款

　　prompt cash

　　净价||最低价格付现

　　net cash

　　现金付款

　　ready cash

　　即期付款

　　spot cash||cash down||cash on the nail

　　凭单据付现款

　　cash against documents

　　凭提单付现款

　　cash against bills of lading

　　承兑交单

　　documents against acceptance (D/A)

　　付款交单

　　documents against payment (D/P)

　　例文

　　除非另有说明, 30日后全额付现, 如有错误, 请立即通知。

　　Net cash 30 days unless specified otherwise. Advise promptly if incorrect.

　　付款条件: 30日后全额付现, 10日后付现打2%折扣, 过期后付款时, 加上利率为6%的利息。

　　Terms, net cash 30 days, or, less 2% 10 days. Interest charged at the rate of 6% after maturity.

　　付款条件: 月底后10日后付现2%折扣, 现在付现3%折扣, 否则, 全额付现。

　　Terms: 2%, 10 days E.O.M., or 3% cash, otherwise strictly net.