资料来源 : pyDict

四聚乙醛

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

Metaldehyde \Me*tal"de*hyde\, n. [Pref. met- + aldehyde.]
   (Chem.)
   A white crystalline substance isomeric with, and obtained
   from, acetic aldehyde by polymerization, and reconvertible
   into the same.