為了迎接APEC會(huì)議的召開，北京公交集團(tuán)發(fā)行了一套APEC會(huì)議紀(jì)念車票，北京郵票公司也發(fā)行了兩枚APEC原地紀(jì)念封。

Commemorative envelopes and bus tickets are issued for the upcoming 22nd APEC Economic Leaders' Meeting in Beijing.

第22屆亞太經(jīng)合組織經(jīng)濟(jì)領(lǐng)導(dǎo)人會(huì)議紀(jì)念封和紀(jì)念車票在北京發(fā)行。

紀(jì)念封（commemorative envelope）、紀(jì)念郵票（commemorative stamp）與紀(jì)念車票（commemorative bus ticket）等都是為了紀(jì)念某件事或者某個(gè)人而專門設(shè)計(jì)印發(fā)的信封、郵票或車票，紀(jì)念封上一般還會(huì)加蓋日期戳或者紀(jì)念郵戳（commemorative postmark）。

另外，在發(fā)行紀(jì)念郵票的首日，貼用該種郵票并蓋有首日普通郵戳或紀(jì)念郵戳的信封稱為首日封（first-day cover/envelop）。