A Chinese word "day and night" pronounced as zhòu yè comes from Tang Yuanzhen's poem "Transient Humanity": Heaven never stays around the clock, but it is busy in spring, summer, autumn and winter. The Book of Changes: Those who combine rigidity and softness are like day and night.
Day, a Chinese character, means a day. Tang Yun, Ji Yun and Yunhui? Save the cutting, the voice squeaks. The difference between day and night in Shuowen is bounded by night. From painting to salvation, from Japan. "Easy Melon" is connected day by day. It is also a place name. Mencius stayed for three nights, and then came out during the day. Last name. "Custom" is a doctor in the city, but it is because of the ignorance of the family. Also, the leaves of Yunbu are cut. "Zhang Heng Xijing House" guards Bazhai, and the police patrol during the day and night.
Night is a Chinese character (commonly used word), which is the first-class universal standard of Chinese. This word first appeared in the bronze inscriptions from the late Shang Dynasty to the Western Zhou Dynasty, and it is a pictophonetic character. The ancient glyph uses "Xi" to indicate the evening and "Yi" as the phonetic symbol. Night refers to the period from darkness to dawn.
The original meaning of night refers to the period from dark to dawn, as opposed to "day" and "day". Sometimes, night refers to a certain time of the whole night, and sometimes it also refers to dusk, such as the Book of Songs Zhao Nan Travel Record: "Isn't it night?" It is said that the line is relatively exposed. Sometimes it means "when the rooster crows at night", that is, just before dawn. But this usage is more common in ancient Chinese.