我国古代流行将一昼夜划分为若干时段、每一时段都赋予一定名称的纪时制度,是为时分纪时制[1]。时分纪时制起源于何时不详。从殷墟甲骨文看,至迟商代晚期,时分纪时法已经比较成熟,有学者统计出的时段名称多达三十余个[2],其中有的尚可讨论,但像旦、大采、食日、大食、
In ancient China, the popular timekeeping systems were all the divisions of the time in a day into some even sections. The main timekeeping systems were the 12--shi (double-- hour) system, 16--section system and 18--section system, etc. The 12--shi system has been recognized widely in the academic circle, while in recent years,