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
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