What is the radical of A?

A basic meaning:

1, the first in heaven, is used as the first-order agent.

2. First of all, surpass all others.

3. Classification of scores in ancient imperial examinations.

The protective clothing worn by ancient soldiers in battle was made of leather or metal blades.

Modern equipment with protective function is made of metal.

Extended data:

A classical Chinese version of "Shuo Wen Jie Zi": one, Meng in the East and Yang in bud, from the image of Mujia. One day, a human head is armor, and armor is like a human head. Everyone who belongs to armor obeys armor. China ancient armor, starting from ten pieces, was found in thousands of pieces and became a symbol of wood.

A vernacular version of Shuo Wen Jie Zi: A, in the sky, A stands for the easternmost position, and the sun is a spiritual sprout, running among all things, and its shape is like that of a plant covered with a carapace when it was born. All the words related to A are bounded by "A". This is the first form of ancient Chinese characters in China, like starting from ten, seeing a thousand, becoming a wood.

Examples of group A words are as follows:

1, real armor [ti ě ji m] Ancient battle armor made of iron sheet.

2. Armor [kuρJiγ] Ancient clothes worn in the war. Helmet protects the head, and armor protects the body. It is made of metal or leather.

3. Kejia [kē ji] The reserve officers in the Han and Tang Dynasties were divided into Department A and Department B, and later they were called Kejia because of the imperial examination: Kejia was born (all the candidates in the Qing Dynasty were Kejia).

4. vest [m a vest worn outside the clothes.

5. Tortoise shell [Gu ρ Ji γ] The hard shell of the tortoise was used by the ancients for divination. The tortoise shells used for divination in the Yin Dynasty have been preserved to this day, and there are records about divination engraved on them.

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