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人类的初期是全身披毛的,经过长期进化,毛发的御寒和保护功能退化只剩下头发、眉毛、睫毛、鼻毛、腋毛和阴毛,男人则生有胡须,西方人普生较重的体毛,中华民族则少见。头发力量不小,把2000根头发拴到一块,能轻松地支撑30千克的重量。满头秀发可以吊起两头非洲大象。头发在中国文化传统中占有很重要的位置,古训有:“身体发肤,受之父母,不敢毁伤。”古代成人的标志是把头发绾上头顶,叫做“束发”。“髡首”则是古代剃去男子头发的五刑之一。人的头发平均约有12万5千
In the early days of humanity, the body was covered with hair. After long-term evolution, hair, eyebrows, eyelashes, nose hair, armpit hair and pubic hair were left behind with the warmth and protection function of the hair, while the men were born with beard. Westerners with heavier body hair The Chinese nation is rare. Hair strength is not small, the 2000 hair tied to a piece, can easily support 30 kg weight. Full head hair can lift two African elephants. Hair in the Chinese culture and traditions occupy a very important position, the old saying is: “The body skin, by the parents, can not be ruined. ” The symbol of the ancient adult is the hair on the top, called “hair ”. “髡 Shou ” is one of the five previous shaving men’s hair. The average human hair is about 125,000