资料来源 : pyDict

丁基,丁基合成橡胶

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

Butyl \Bu"tyl\, n. [L. butyrum butter + -yl. See {Butter}.]
   (Chem.)
   A compound radical, regarded as butane, less one atom of
   hydrogen.

资料来源 : WordNet®

butyl
     n : a hydrocarbon radical (C4H9)