ef·fec·tor /ɪˈfɛktɚ/
  效應器
  ef·fec·tor /ɪˈfɛktɚ, ˌtɔ(ə)r/ 名詞
  效應器(神經),效應子,效應基因,效應物(黴反應)
  effector
  效應器
  effector
  *效應器
  Ef·fect·or n.  An effecter.
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  effector
       n 1: one who brings about a result or event; one who accomplishes
            a purpose [syn: effecter]
       2: a nerve fiber that terminates on a muscle or gland and
          stimulates contraction or secretion
       3: an organ (a gland or muscle) that becomes active in response
          to nerve impulses [ant: sense organ]