资料来源 : Webster's Revised Unabridged Dictionary (1913)

Supra-esophagal \Su`pra-e*soph"a*gal\, Supra-esophageal
\Su`pra-e`so*phag"e*al\, a. (Bot. & Zo["o]l.)
   Situated above, or on the dorsal side of, the esophagus; as,
   the supra-esophageal ganglion of Crustacea. [Written also
   {supra-[oe]sophagal}, and {supra-[oe]sophageal}.]