资料来源 : pyDict

桥

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

Pons \Pons\, n.; pl. {Pontes}. [L., a bridge.] (Anat.)
   A bridge; -- applied to several parts which connect others,
   but especially to the pons Varolii, a prominent band of
   nervous tissue situated on the ventral side of the medulla
   oblongata and connected at each side with the hemispheres of
   the cerebellum; the mesocephalon. See {Brain}.

   {Pons asinorum}. [L., literally, bridge of asses.] See
      {Asses' bridge}, under {Ass}.

资料来源 : WordNet®

pons
     n : a band of nerve fibers linking the medulla oblongata and the
         cerebellum with the midbrain [syn: {pons Varolii}]
     [also: {pontes} (pl)]