资料来源 : pyDict

虹吸的;水管的

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

Siphonal \Si"phon*al\, a.
   Of or pertaining to a siphon; resembling a siphon.

   {Siphonal stomach} (Zo["o]l.), a stomach which is tubular and
      bent back upon itself, like a siphon, as in the salmon.