feather follicle 中文意思是什麼

feather follicle 解釋
羽囊
  • feather : n 1 羽毛，翎毛；羽飾；箭羽。2 （同樣）毛色；種類。3 鳥；〈集合詞〉禽類 〈cf fur〉。4 （寶石等的）...
  • follicle : n. 1. 【解剖學】（小）囊，濾泡，卵泡。2. 【植物；植物學】
  1. The growth of keratin cells, or keratinocytes, in the epidermis of the follicle ? the follicle “ collar ” ? forces older cells up and out, eventually creating the entire feather in an elaborate choreography that is one of the wonders of nature

    角質細胞在毛囊的表皮部位（像毛囊的領子）生長，迫使較老的細胞往上、往外推，終而製造出一整支羽毛；整個過程有如復雜精細的舞步，堪稱自然界的奇景。
  2. Proliferation of cells in a ring around the feather germ creates a cylindrical depression, the follicle, at its base

    環繞羽芽有一圈細胞不斷增生，在基部形成圓柱狀凹陷，稱為毛囊。
  3. This advance enabled a stage 4 follicle to produce hooklets at the ends of barbules that could attach to the grooved barbules of the adjacent barbs and create a pennaceous feather with a closed vane

    這個進展使得毛囊可以長出末端有小鉤的羽小枝，鉤住隔壁羽枝的溝狀羽小枝，創造出羽片閉合的正羽。
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