First, the grey explanation.
1, residue after combustion: furnace ash.
2, dust: dust.
3, especially lime: plastering.
4. Color like firewood ash.
5. Frustration and disappointment: discouraged.
Second, the interpretation of words.
Dead fire? Yes From fire to fire. Also, hands, too. Now that the fire is out, it can be controlled. Reciprocal and
Ashes, embers that continue to spontaneously ignite after the flame is extinguished. The glyph uses the meaning of "fire" and "you". "You" means "hand". When the fire goes out, you can hold it in the ashes.
Third, the source of Chinese characters.
Extended data common phrases:
1, Chen Hu?
Particulate matter and dust suspended in the air come from industrial emissions, combustion smoke and dust, soil dust and so on. Dust is the enemy of human health, so people especially hate it. Dust flies around with many bacteria, viruses and eggs, spreading diseases.
2, discouraged [Hu and xιn]?
Be demoralized (by difficulties, failures).
3. mortar [hu and ji ā ng]?
Lime slurry is made of lime, cement or lime mixed with water and is used to paint walls.
4. Crane [Hu He]?
A crane with gray feathers, black neck, red spots on its head and black feet. Living in reeds or river banks, eating berries and insects from plants.
5. Lime [shí hu]?
The general term for quicklime and hydrated lime. The main component of quicklime is calcium oxide. It is made by calcining limestone at high temperature. White block. It reacts with water to produce powdered hydrated lime and gives off a lot of heat. Used in construction, soil improvement and pesticide preparation.