首日封 shǒu rì fēng

first day cover (philately)

Word data

HSK Not in HSK
Frequency Unknown

Definitions

  1. 1. first day cover (philately)

Characters

Character Meaning
首 shǒu HSK 4
first (occasion, thing etc); head; chief
日 rì HSK 2
day; date, day of the month; sun
封 fēng HSK 4
to seal; classifier for sealed objects, esp. letters