The predecessors once said: "If the child is right, it is early today, not last night;" People who are late at night are not early today. " In other words, "clear pronunciation and mellow voice" ends from 0: 00 am to 1 pm, which belongs to "Today is early, not yesterday evening;" "Yezi" is from 1 1 afternoon to 12 afternoon, which belongs to "this evening, not this morning." This shows that there is a difference between "this morning" and "this night".
Zi Shi refers to a period of time. Modern people say it's from 23: 00 to the next day 1, but when the time was set by the hour, there was no accurate time. The ancients set the time by the child, ugly, ... Therefore, the child is the beginning of the day.
Extended data
Twelve o'clock in ancient times
Midnight, also known as midnight and midnight: the first hour of twelve o'clock. (23: 00 to 0 1 hour Beijing time).
Ugly cock crow, also known as pheasant: the second hour of twelve o'clock. (065438+ 0: 00 to 03: 00 Beijing time).
Yin Shiping Dan, also known as Dawn, Dawn and Sundan, etc. Time is the alternation of day and night. (03: 00 to 05: 00 Beijing time).