1.the 10 heavenly stems 甲[jiǎ], 乙[yǐ], 丙[bǐng], 丁[dīng], 戊[wù], 己[jǐ], 庚[gēng], 辛[xīn], 壬[rén], 癸[guǐ], used cyclically in the calendar and as ordinal numbers I, II etc
Stop forgetting what you study. Build recall daily.
Try HanyuGuide's Chinese review system with multiple choice, typed recall, tone-aware practice, and reviews scheduled before memory fades.