The ancient elegant names for water include: nectar, sweet spring, shangshanruoshui, microwave, clear miao, trickle, and sweet rain.
Water, a first-class Chinese character, pronounced as shuǐ, was first seen in oracle bone inscriptions in the Shang Dynasty. Its original meaning is river, and by extension it refers to all waters; it also refers to certain liquids from the colorless and odorless transparent liquid. substance.
The meaning of level and measuring level with water is also derived from the fact that water is still and flat, which is the so-called "accuracy" in "Shuowen Jiezi"; there is also swimming, one of the five elements, and living in various water bodies. The meaning of biology and so on.
Function of water:
1. Water is an important component of cell protoplasm.
2. Water acts as a solvent in the body and dissolves various electrolytes.
3. Water plays a transport role in the body and can deliver nutrients, metabolic waste and endocrine substances.
4. Water has high thermal conductivity and specific heat. It can be used as a "heat carrier" to transfer heat between the body and the skin surface, helping the human body to regulate body temperature.
Water is one of the most common substances on the earth. It is an important resource for the survival of all life, including inorganic compounds and humans. It is also the most important component of living organisms.
Pure water has very weak conductivity and is an extremely weak electrolyte. Water in daily life has more obvious conductivity because it has more anions and cations dissolved in other electrolytes.