Shi Mao is also called the dawn and the rising sun. In ancient China, twelve o'clock was used to measure time, including Zi, Chou, Yin, Mao, Chen, Si, Wu, Wei, Shen, You, Xu and Hai. Shi Mao refers to the time when the sun just appeared and Ran Ran first rose. In ancient times, this was the time when the official's office began to work, so it was also called calling. Because at this time, it is the sunrise in Ran Ran, so it is also called sunrise. "

12 hour clock

Midnight, also known as midnight and midnight: the first hour of twelve o'clock. (23: 00 to 0 1 hour). Ugly cock crow, also known as pheasant: the second hour of twelve o'clock. (0 1 to 03: 00). Yin Shiping Dan, also known as Dawn, Dawn and Sundan, etc. Time is the alternation of day and night. (03 o'clock to 05 o'clock).

Sunrise in Shi Mao, also known as the beginning of the day, dawn and rising sun, refers to the time when the sun just appeared and Ran Ran first rose. (05:00 ~ 07:00) When eating in the morning, it is also called breakfast. When the ancients ate in the morning, it was breakfast time (07:00 ~ 09:00). Forty holes, also known as Yu Ri, etc. : near noon, call the corner. (09: 00 to 1 1: 00).

Noon noon, also known as the sun, noon, etc. : (1 1 to 13). Not long ago, it was also called sunset, sun center and so on. : The sun sets in the west. (from 13 to 15). Apply time, also known as solar eclipse, lunar eclipse, etc. : (from 15 to 17). As time goes by, it is also called sunset, sunset and evening: it means when the sun goes down. (from 17 to 19).

Dusk, also known as sunset, sunset glow, dusk, etc. At this time, the sun has set and the sky will be dark. The world is dark and everything is hazy, so it is called dusk. (from 19 to 2 1). At this time, it was already late at night, and people stopped their activities and had a rest. Calm means quiet. (2 1 to 23: 00).

Refer to the above content: Baidu Encyclopedia-Twelve-hour system