1.someone who vouches for another or for the correctness of a statement
2.a document that serves as evidence of some expenditure
3.a negotiable certificate that can be detached and redeemed as needed
原义 n. 凭证, 代金券 The government should run a voucher system. 政府应该施行凭证制度。 收据, 凭单会计术语 会计人员根据审核无误后的原始凭证或汇总原始凭证,按照经济业务的内容加以归类,用来确定会计分录而填制的直接作为登记账簿依据的会计凭证。