lam·i·na /ˈlæmənə/
  薄板,薄片,薄層,葉片
  lam·i·na /ˈlæmənə/ 名詞
  薄片,薄板,層狀體,葉片
  Lam·i·na n.; pl. L. Laminæ E. Laminas
  1. A thin plate or scale; a layer or coat lying over another; -- said of thin plates or platelike substances, as of bone or minerals.
  2. Bot. The blade of a leaf; the broad, expanded portion of a petal or sepal of a flower.
  3. Zool. A thin plate or scale; specif., one of the thin, flat processes composing the vane of a feather.
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  lamina
       n : a thin plate or layer (especially of bone or mineral)
       [also: laminae (pl)]