| ประโยคภาษาจีน : 中文句子 | 
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|  zài在  wèi néng未能  fù yuán复原  táng yáo jí唐尧及  xià cháo夏朝  lì fǎ历法  yǐ qián以前  yīn lì yīng殷历应  shì zuò视作  zhōng guó中国  xiàn cún现存  zuì zǎo最早  de的  tuī推  bù步  lì历 | 
| Before alleged calendars of Yao and Xia Dynasty can be reconstructed based upon contemporary materials, the Yin calendar should be regarded as the earliest prescriptive Chinese calendar. |