[ 'ku:pɒn ] 柯林斯星级 ★★☆☆☆ BNC词频 6650 COCA词频 10119 n. 息票, 赠券 [经] 息票, 利息单, 联票 n. a negotiable certificate that can be detached and redeemed as needed n. a test sample of some substance 复数: coupons 英汉双解字典由 ECDICT 提供