() a printed piece of paper that can be used instead of money to pay for sth, or that allows you to pay less than the usual price of sth 代金券；优惠券◆This discount voucher entitles you to 10% off your next purchase. 下次购物时用这张折扣券可打九折。◆vouchers for free flights 免费机票抵用券
() a document that shows that money has been paid for sth, or that explains why an amount has been recorded in a financial account 凭单；收据◆payment/receipt/sales vouchers 付款凭单；收据；销售凭证➡ see note at invoice