prootic

常见例句

• clearly visible during early development, also: the skeleton surrounding the inner ear or otic vesicle, composed of the prootic, opisthotic, exoccipital, and supraoccipital.
  也可指是围住内耳或耳小囊的骨骼，是由前耳骨、后耳骨、外枕骨与上枕骨所组成。
• prootic bone
  前耳骨(动)
• prootic myotome
  耳前肌节
• prootic somite
  耳前体节
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