资料来源 : pyDict

沼

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

Palus \Pa"lus\, n.; pl. {Pali}. [L., a stake.] (Zo["o]l.)
   One of several upright slender calcareous processes which
   surround the central part of the calicle of certain corals.