feather germ 中文意思是什麼

feather germ 解釋
羽胚
  • 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)...
  • germ : n. 1. 微生物,細菌,病菌,病原菌。2. 【生物學】幼芽,胚芽,胚原基。3. 起源,根源;萌芽。vi. 〈比喻〉發芽,萌芽;發生。
  1. 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。
  2. Feather growth begins with a thickening of the epidermis called the placode, which elongates into a tube ? the feather germ [ see illustration above ]

    首先,表皮上的基板開始增厚,並拉長成一根管子,稱為羽芽(見上方羽毛的成長過程) 。
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