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

Siphonobranchiate \Si`pho*no*bran"chi*ate\, a. (Zo["o]l.)
   Having a siphon, or siphons, to convey water to the gills;
   belonging or pertaining to the Siphonobranchiata. -- n. One
   of the Siphonobranchiata.