[ voucher ]的过去式
- "Vouchered postal materials refer to postal materials such as registered mail, postal parcels, insured postal materials, etc., that the postal enterprises and their branch offices issue receipts for upon acceptance and posting, and for which recipients are requested to sign on delivery."
给据邮件:指挂号信件、邮包、保价邮件等由邮政企业及其分支机构在收寄时出具收据,投递时要求收件人签收的邮件。 收藏
开心词场背单词

