王官

shǐ guān de tiān wén lì fǎ xīng lì děng wáng guān zhī xué gòu chéng le yīn yáng jiā de zhī shi bèi jǐng

史官的天文、历法、星历等王官之学构成了阴阳家的知识背景。

The historiographers' professional knowledge on astronomy, calendar and astrology became the knowledge background of the Yin-Yang school.