pa·ren·chy·ma /pəˈrɛŋkəmə/
  pa·ren·chy·ma /pəˈrɛŋkəmə/ 名詞
  實質,主質,薄壁組織,柔組織
  pa·ren·chy·ma n.  Biol. The soft cellular substance of the tissues of plants and animals, like the pulp of leaves, the soft tissue of glands, and the like.
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  parenchyma
       n 1: animal tissue that constitutes the essential part of an
            organ as contrasted with e.g. connective tissue and
            blood vessels
       2: the primary tissue of higher plants composed of thin-walled
          cells that remain capable of cell division even when
          mature; constitutes the greater part of leaves, roots, the
          pulp of fruits, and the pith of stems