Stamp is a prepaid postage certificate issued by the postal administration of a country (region).

邮票，是指由国家(或地区)邮政主管部门发行的预付邮资凭证。

youdao

Stamp is a prepaid postage certificate issued by the postal administration of a country (region).

邮票，是指由国家(或地区)邮政主管部门发行的预付邮资凭证。

youdao