资料来源 : pyDict

双宫茧丝

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

Dupion \Du"pi*on\, n. [F. doupion, It. doppione, fr. doppio
   double, L. duplus. See {Double}, and cf. {Doubloon}.]
   A double cocoon, made by two silkworms.