Coupon

把优惠券附在信的正面。

coupon n 1 small, usu detachable, piece of paper that gives the holder the right to do or receive sth (eg goods in exchange) 证明持有人有做某事或获得某物之权利的票据（通常可撕下） petrol coupons 汽油配给券 10p off if you use this coupon 凭此券可优惠10便士. 2 printed form, often cut out from a newspaper, etc, used to enter a competition, order goods, etc （通常剪自报刊等的）参赛表, 订货单等 fill in a football coupon, ie for a football pool competition 填写足球比赛的彩票（赌足球比赛的输赢）.

哭盼(谐音):哭盼 优惠券 co(一起)+upon(向上):买东西时一起放上 打折券 网友：yqy补充： co(一起)+upon(向上):一起向上盼望的－－买东西的打折券

*['ku:pɒn]n. 息票, 赠券【经】 息票, 利息单, 联票