The interest deducted prior to purchasing, selling, or lending a commercial paper; the discount rate.
贴现率在购买、出售或贷款的商业票据前削减利息;贴现率
Can you give me a discount?
能不能打折扣?
Don't you think a letter of credit is just as good as cash? And you can discount it at any time, if you like.
您不认为信用证跟现金差不多吗?而且如果您愿意,什么时候都是可以贴现的。