| 词汇 | coupon |
| 词根词缀 | 词源： 1822, "certificate of interest due on a bond" (which could be cut from the bond and presented for payment), from Fr. coupon, from O.Fr. coupon "piece cut off," from couper "to cut," from coup "a blow." Meaning widened to "discount ticket" 1860s by British travel agent Thomas Cook. The specific advertising sense is from 1906. 词根记忆： n. 证明持券人有某种权利的卡片,票证,赠券I've kept the special coupon from the box of washing powder.我留下了洗衣粉盒子上的优惠券. |
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