资料来源 : pyDict

小阀

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

Valvelet \Valve"let\, n.
   A little valve; a valvule; especially, one of the pieces
   which compose the outer covering of a pericarp.

资料来源 : WordNet®

valvelet
     n : a small valve (or valve-like structure) [syn: {valvule}, {valvula}]