em·bry·ol·o·gy /ˌɛmbriˈɑləʤi/
  胚胎學
  em·bry·ol·o·gy /-ʤɪ/ 名詞
  Em·bry·ol·o·gy n.  Biol. The science which relates to the formation and development of the embryo in animals and plants; a study of the gradual development of the ovum until it reaches the adult stage.
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  embryology
       n : the branch of biology that studies the formation and early
           development of living organisms