名詞
新郵票發行嘅第一日,將郵票貼喺特製信封右上角,加埋當日郵政日戳或特別紀念郵戳嘅信封(量詞:個) (of philately) first day cover
我好鍾意收集首日封,因為我覺得好有紀念價值。
我好钟意收集首日封,因为我觉得好有纪念价值。
ngo5 hou2 zung1 ji3 sau1 zaap6 sau2 jat6 fung1, jan1 wai6 ngo5 gok3 dak1 hou2 jau5 gei2 nim6 gaa3 zik6. I love to collect first day covers, as I believe that they've got sentimental value.