| 保 |
bǎo zhì qī | shelf life / expiration date |
| 保 |
Bǎo | Bulgaria (abbr. for 保加利亚) |
| 保 |
bǎo | to defend; to protect; to keep / to guarantee; to ensure / (old) civil administration unit in the baojia 保甲 system |
| 质 |
zhì | character / nature / quality / plain / to pawn / pledge / hostage / to question / Taiwan pr. [zhi2] |
| 期 |
qī | variant of 期 / period / cycle |
| 期 |
qī | a period of time / phase / stage / classifier for issues of a periodical, courses of study / time / term / period / to hope / Taiwan pr. [qi2] |