ec·to·plasm /ˈɛktəˌplæzəm/
  外質;外皮層;靈氣
  Ec·to·plasm n.  Biol. (a) The outer transparent layer of protoplasm in a developing ovum. (b) The outer hyaline layer of protoplasm in a vegetable cell. (c) The ectosarc of protozoan.
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  ectoplasm
       n 1: (spiritualism) a substance supposed to emanate from the body
            of the medium during a trance
       2: the outer granule-free layer of cytoplasm