cou.pon.ing

couponing的音标和读音：
DJ音标发音： [ˈku:ˌpɔniŋ, ˈkju:-]
KK音标发音： [ˈkuˌpɑnɪŋ, ˈkju-]

couponing的词性：
n.（名词）

1. The sending out or turning in of coupons, especially the regular redemption of a manufacturer's coupon for cash.
息票交易：息票的发出或收回，尤指生产者定期将息票赎回为现款