失效日期 shī xiào rì qī

DEFINITIONS

  1. expiry date (of document)

CHARACTERS

失 shī
HSK 4
lose; make mistake, neglect
效 xiào
HSK 4
result, effect; effectiveness
日 rì
HSK 2
sun; day; daytime
期 qī
HSK 1
period of time; date; time limit