hairhairAHD:[hâr] D.J.[he*]K.K.[hWr]n.（名词）Any of the cylindrical, keratinized, often pigmented filaments characteristically growing from the epidermis of a mammal.毛发：哺乳动物特有的，生长于表皮的柱状、有角质而且通常含有色素的细丝A growth of such filaments, as that forming the coat of an animal or covering the scalp of a human being.生毛（发）：毛发生长，如形成动物的皮毛或盖住人的头皮A filamentous projection or bristle similar to a hair, such as a seta of an arthropod or an epidermal process of a plant.茸毛：与毛发相似的细丝状突出物或刺毛，比如节肢动物的刚毛，或植物表面细胞的生成Fabric made from the hair of certain animals:毛织物：由某种动物毛做成的织物：a coat of alpaca hair.羊驼毛大衣A minute distance or narrow margin:一发之差：极小的距离或狭小的空白：won by a hair.险胜A precise or exact degree:精确，准确：精确或准确的程度：calibrated to a hair.极其精确的校准
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