资料来源 : pyDict

风琴音栓的一种

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

Dulciana \Dul`ci*an"a\, n. [NL., fr. L. dulcis sweet.] (Mus.)
   A sweet-toned stop of an organ.

资料来源 : WordNet®

dulciana
     n : the organ stop having a tone of soft sweet string quality