資料來源 : pyDict

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資料來源 : Webster's Revised Unabridged Dictionary (1913)

Porta \Por"ta\, n.; pl. {Port[ae]}. [L., a gate. See {Port} a
   hole.] (Anat.)
   (a) The part of the liver or other organ where its vessels
       and nerves enter; the hilus.
   (b) The foramen of Monro. --B. G. Wilder.

資料來源 : WordNet®

porta
     n : an aperture or hole opening into a bodily cavity; "the
         orifice into the aorta from the lower left chamber of the
         heart" [syn: {orifice}, {opening}]